1. Manuals
  2. Brands
  3. NHR Manuals
  4. AC Power Distribution
  5. 9430 Series
  6. User manual

NHR 9430 Series User Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
NHR 9430 SERIES
USER'S MANUAL
Part No. 09-0344
REVISION L
December 14, 2021

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the 9430 Series and is the answer not in the manual?

Questions and answers

Summary of Contents for NHR 9430 Series

  • Page 1 NHR 9430 SERIES USER’S MANUAL Part No. 09-0344 REVISION L December 14, 2021...

  • Page 3: Document History

    9430 SERIES USER'S MANUAL Document History Rev A ECO 17711 12/19/2017 Rev B ECO 17832 12/18/2018 Rev C ECO 17849 02/07/2019 Rev D ECO 17862 03/19/2019 MJ/KM Rev E ECO 17901 05/29/2019 MJ/KM Rev F ECO 17910 06/20/2019 Rev G...
  • Page 4 9430 SERIES USER'S MANUAL Proprietary Rights Notice This document and the information that it contains are the property of NH Research, Incorporated. The rights to duplicate or otherwise copy this document, the rights to disclose the document and its information to others, and the right to use the information therein may be acquired only by written permission signed by a duly authorized officer of NH Research, Incorporated.

  • Page 5: Table Of Contents

    ........................11 ENERAL AFETY OTICES ........................12 MPORTANT ERMINOLOGY 1.7.1 ........................12 ENERAL ERMS 1.7.2 ............................13 NITS 9430 SERIES OVERVIEW ....................... 15 .......................... 15 ODULE RONT ........................... 16 ODULE .......................... 17 YSTEM ESCRIPTION 9430 P ........................17 RODUCT EATURES 9430-S ......................
  • Page 6 9430 SERIES USER'S MANUAL 4.1.5 .............. 46 IGITAL ONTROL AND IRMWARE PGRADABLE 4.1.6 ......................46 IELD XPANDABLE OWER 4.1.7 ..................... 47 EDUCED HANNEL ODELS 4.1.8 ........................48 AFETY EATURES AC & DC O & L ............48 LEXIBLE UTPUT PERATING...
  • Page 7 9430 SERIES USER'S MANUAL NHR 9400 P – I ................. 101 ANEL NSTRUMENT EVEL ONTROLS 6.4.1 ........................ 102 NSTRUMENT ABELS 6.4.2 ..................... 103 NSTRUMENT UTPUT ONTROLS 6.4.3 ......................104 DJUSTING ATES 6.4.4 ........................106 DJUSTING AFETY 6.4.5 ................... 107 NSTRUMENT...
  • Page 8 9430 SERIES USER'S MANUAL 8.1.11 9430 (3 C ) - M 10: O DC ......... 167 HANNEL ERSION 8.1.12 9430 (3 C ) - M 11: O AC ......... 168 HANNEL ERSION 8.1.13 9430 (3 C ) - M 12: T DC...............

  • Page 9: General

    9430 SERIES USER'S MANUAL 1. GENERAL 1.1 Models This manual applies to the following hardware modules provided by NH Research. See the product comparison matrix in the following sections for more information about the different product series. 9430 – Regenerative AC Load BOLD –...

  • Page 10: Symbols Used

    1.4 Intended Usage The 9430 Series provides AC or DC current control and measurement. It is primarily used in the evaluation, performance, functional, & endurance testing for either AC or DC products. Usage for other purposes outside of this manual’s description which result in product failure may be considered as customer abuse and therefore may not be covered under warranty.

  • Page 11: Safety Notice - N Ouser Serviceable Parts Inside

    9430 SERIES USER'S MANUAL 1.5 Safety Notice – No User Serviceable Parts Inside The 9430 series contains no internally replaceable or serviceable parts. Internal adjustment or component replacement is only permitted by qualified NH Research personnel. No internal adjustments or system access should be attempted by non-NH Research personnel.

  • Page 12: Important Terminology

    9430 SERIES USER'S MANUAL 1.7 Important Terminology 1.7.1 General Terms The following general terms are used throughout this document. Unit-Under-Test (UUT) The Unit-Under-Test (or UUT) is the device which is being tested. Input Input is a generic term applied to the connection from the facility to a 9430.

  • Page 13: Units

    9430 SERIES USER'S MANUAL 1.7.2 Units Unless otherwise stated, units are as follows: Angles degrees (°) Volt-Amperes (VA) Apparent power Unit-less and is always calculated as Current / Current Crest Factor (AC-PEAK) (AC–RMS) Amperes (A ) - calculated as RMS across one cycle...
  • Page 14 9430 SERIES USER'S MANUAL This page intentionally left blank. 14 of 210...

  • Page 15: Series Overview

    9430 SERIES USER'S MANUAL 2. 9430 SERIES OVERVIEW 2.1 Module Front View The Front of the system module includes the series name (9430 Regenerative AC Load), a touch panel interface, output & status indicators, Digital IO, Trigger ports, and a circuit breaker.

  • Page 16: Module Rear View

    9430 SERIES USER'S MANUAL 2.2 Module Rear View The rear of the system includes connections for interlocks, power (facility & UUT), communication, and system expansion. All power and communications connections are made at the rear of the system and are not typically changed after installation.

  • Page 17: System Description

    Safety (V, A, kW, & Peak)     Related Products For 9410 Regenerative Grid Simulator Series or 9420 ATE AC Source Series: Refer to the 9410 & 9420 User’s Manual (NHR P/N: 09-0329) or product brochure. 17 of 210...

  • Page 18: 9430-Series Specifications

    9430 SERIES USER'S MANUAL 2.5 9430-Series Specifications The following specifications are common to all 9430 series systems and list the maximum capabilities only. The 9430 is a load (i.e. controls current) and requires an external voltage source with appropriate frequency.

  • Page 19: Measurement Specifications

    9430 SERIES USER'S MANUAL 2.5.2 Measurement Specifications 9430 Regenerative AC Load Models Model 9430-4 9430-8 9430-12 9430-24 9430-36 9430-48 9430-72 9430-96 AC & DC Measurements Peak Voltage 260V, 520V Accuracy (AC 0.1% reading + 0.06% range (< 100 Hz) 0.2% reading + 0.12% range (≥ 100 Hz) Accuracy (Peak) 0.5% reading + 0.20% range (<...

  • Page 20: Facility & Mechanical Specifications

    9430 SERIES USER'S MANUAL 2.5.3 Facility & Mechanical Specifications 9430 Regenerative AC Load Models Model 9430-4 9430-8 9430-12 9430-24 9430-36 9430-48 9430-72 9430-96 Physical Characteristics Output Connections Terminal Block Bus Bar Form Factor Single Module Single Cabinet Double Cabinet Dimensions (WxDxH) 19”...

  • Page 21: 9430 Normal & Constant-Resistance Ac Loading Modes

    9430 SERIES USER'S MANUAL 2.5.4 9430 Normal & Constant-Resistance AC Loading Modes 9430 Regenerative AC Load Models Model 9430-4/8/12 9430-24 9430-36 9430-48 9430-72 9430-96 Normal Loading Mode Constant Current (CC), Constant Power (CP), Constant VA (CS) with current modifier options (CF / PF / ARB)

  • Page 22: 9430 Series-Rl Ac Loading Mode

    9430 SERIES USER'S MANUAL 2.5.5 9430 Series-RL AC Loading Mode 9430 Regenerative AC Load Models Model 9430-4/8/12 9430-24 9430-36 9430-48 9430-72 9430-96 Constant Series-RL Mode When operating in CR Loading Mode Only (Note, CC and CP from above also available in this mode)

  • Page 23: 9430 Dc Loading Mode

    9430 SERIES USER'S MANUAL 2.5.6 9430 DC Loading Mode 9430 Regenerative AC Load Models Model 9430-4/8/12 9430-24 9430-36 9430-48 9430-72 9430-96 Normal Loading Mode Constant Voltage (CV), Constant Current (CC), Constant Power (CP), & Constant Resistance (CR) in any combination...

  • Page 24: System Size (All Models)

    9430 SERIES USER'S MANUAL 2.6 System Size (All Models) Systems up to 12kW are provided as rack mountable modules. Systems between 12kW and 84kW may be expanded up to a maximum of 96kW by ordering and installing auxiliary modules. Systems larger than 12kW are provided in a cabinet with all of the input and output connections pre-wired thereby providing a single connection point for each.

  • Page 25: Installation

    9430 SERIES USER'S MANUAL 3. INSTALLATION 3.1 Unpacking the 9430 Series Prior to shipment, the 9430 System was tested, calibrated, inspected and found to be free of mechanical or electrical defects. Upon unpacking, inspect visible damage or tripped shock watch sensors indicating the unit may have been damaged during transit.
  • Page 26 9430 SERIES USER'S MANUAL 26 of 210...

  • Page 27: Connecting Ac Facility Power

    (i.e., a “soft” source) may result in an increase in voltage on the line during regeneration. If the voltage rises to the maximum allowed, the NHR equipment will shut down. OTHER EQUIPMENT ON THE SAME LINE MAY BE DAMAGED.
  • Page 28 9430 SERIES USER'S MANUAL Recommended Breaker & Facility Wiring The recommended wiring is based on 30A facility power per module (counting all master and auxiliaries). The Facility breaker is intended to protect the wiring from the service panel to the unit only. Each module protects itself internally with a separate 30A breaker.

  • Page 29: Emergency-Off Connector Wiring

    9430 SERIES USER'S MANUAL 3.3.2 Emergency-OFF Connector Wiring For 12kW and smaller systems, the user needs jumper pins 1 and 2 of the Emergency-Off connector with either wire or a eStop switch. For systems larger than 12kW, NH Research provides a pre-wired eStop switch prominently mounted on the cabinet.

  • Page 30: Uut Wiring

    The paralleling interface is used to add an auxiliary module to a system master in order to expand current capabilities. Only NH Research supplied cables should be used. Mating Cable Type: Control Paralleling Cable NHR P/N: 12-0977-00 Measure Paralleling Cable NHR P/N: 12-0978-00 Terminator NHR P/N: 12-0976-00 30 of 210...

  • Page 31: Dip-Switches

    9430 SERIES USER'S MANUAL Contact NH Res+earch for more information adding an auxiliary module. 3.3.6 Dip-Switches Options Dip Switches For all systems in normal operation, the options dip switches should always be in the OFF position (switched to the right).

  • Page 32: Analog V/I Monitor

    9430 SERIES USER'S MANUAL 3.3.7 Analog V/I Monitor For all systems, the analog Voltage (V) and Pin # Signal Connector (DB-9) Current (I) monitor is located on the rear of the master module. (V1-V1RTN) (V2-V2RTN) This is an uncalibrated output which mirrors the (V3-V3RTN) internal Analog-to-digital (ADC) raw readings.

  • Page 33: Lan Connection

    9430 SERIES USER'S MANUAL 3.3.8 LAN Connection The 9430 uses LAN as the primary communication from either the touch controller or an external controller such as a PC, PLC, real-time system, etc. This connection supports auto-MDIX allowing either a straight or crossover cable to be used.

  • Page 34: Turn On Checklist

    9430 SERIES USER'S MANUAL 3.4 Turn On Checklist 3.4.1 Prior to Applying External Power to the Unit  Verify external door is closed (if equipped).  Verify the front/rear have enough spacing for air cooling.  Verify e-Stop is unlocked and in ready position (if equipped).

  • Page 35: Configuring The Ip Address

    9430 SERIES USER'S MANUAL 3.5 Configuring the IP Address The 9430 Series uses standard 100BaseT Ethernet for external control. There are a large number of potential networking configuration options which should be discussed with your local information technology (IT) department.

  • Page 36: Configuring The Master Modules Ip Address

    9430 SERIES USER'S MANUAL 3.5.1 Configuring the Master Modules IP Address If the Module IP address is unknown Turn off the master module’s breaker and switch the options switch (#1) to the ON position then turn the module’s breaker back on. This will force the module to use a fixed IP address of 192.168.0.2.

  • Page 37: Configure The Touch Controller Software

    9430 SERIES USER'S MANUAL Power Cycle the module and continue with the touch panel configuration. 3.5.2 Configure the Touch Controller Software The following screen may appear after the module reboots. Press OK and continue with the following steps to configure the Touch Controller.
  • Page 38 9430 SERIES USER'S MANUAL 38 of 210...
  • Page 39 9430 SERIES USER'S MANUAL Configuring Touch Controller Software Continued Select “BACK” If the module has the same domain (first three numbers of the IP address), The Touch Controller will now load and is ready for use. (No further steps required).

  • Page 40: Configure The Touch Controller's Ip Address

    9430 SERIES USER'S MANUAL 3.5.3 Configure the Touch Controller’s IP Address The following screen may appear after the module reboots. Press OK and continue with the following steps to configure the Touch Controller. Click the “Menu” button located at the...

  • Page 41: Configuring An External Application

    9430 SERIES USER'S MANUAL Configuring Touch Controller’s IP Address Continued The controller’s ethernet IP address settings are located under Ethernet Tab. Be sure to assign a unique IP address that will be used by the touch panel. Consult your IT administrator...
  • Page 42 9430 SERIES USER'S MANUAL This page intentionally left blank. 42 of 210...

  • Page 43: System Features

    9430 Simplified Internal Block Diagram 4.1.1 Multi-Channel Design As described in the System Features section above, the 9430 Series provides up to three (3) current control channels which are configured through software in order to provide any combination of AC and DC test channels.

  • Page 44: Isolated Outputs

    9430 SERIES USER'S MANUAL Refer to the following sections for information about configuration options. 4.1.2 Isolated Outputs Each output channel of the 9430 is isolated from the input (facility power), chassis, communications interfaces, and the other output channels. This permits the system to be used with multiple separate ground references and maximizes the configuration flexibility for the system.

  • Page 45: Constant Power Envelope With Hivar

    9430 SERIES USER'S MANUAL 4.1.4 Constant Power Envelope with HiVAR The 9430 supports full-time current control including at full Line-Neutral voltage up to the true power rating of the system. This full-time operating range allows at any combination of voltage and current without requiring range changes and provides a wider operating envelope especially when compared with traditional AC loads.

  • Page 46: All Digital Control And Firmware Upgradable

    9430 SERIES USER'S MANUAL Constant Power Envelope for 9430-12 operating as 1-φ Load 4.1.5 All Digital Control and Firmware Upgradable The output control is performed by upgradable, onboard DSP devices for fast measurement and command response times. All the micro code for the DSPs and the communication microcontroller is stored in FLASH memory so that firmware upgrades can be performed in the field by downloading over the control interface.

  • Page 47: Reduced Channel Models

    9430 SERIES USER'S MANUAL 350V up to 60A, 8kW/21kVA. ACRMS L-N Contact your local NH Research sales representative for more information. 4.1.7 Reduced Channel Models The 9430 Models may be ordered with a reduced channel count providing only one (1) or two (2) channels.

  • Page 48: Safety Features

    12kW, Pin 1 and 2 of the connector has to be shorted to turn on the unit. For larger systems (>12) NHR supplies a cabinet with an eStop button prominently mounted to the cabinet and the connections are prewired.

  • Page 49: Programmable Limits

    Another unique feature of the NHR 9430 series load is that it can simulate a real inverter if we select CC or CP mode and set PF equals -1. This feature will make NHR 9430 series load a great test equipment for grid emulators.

  • Page 50: Bi-Directional Ac Power

    9430 SERIES USER'S MANUAL CF-PF Operating Envelope 1.414 -0.5 Four Quadrant 9400 Operating envelope User can define CF/PF to determine where the load will be in the envelope. A special case is that user define unity power factor (PF = ±1). In this case, the load...

  • Page 51: Single Phase & Dc Outputs - Per Channel Relationships

    9430 SERIES USER'S MANUAL 4.2.4 Single Phase & DC Outputs - Per Channel Relationships The 9430 may have the outputs configured to operate as either single phase AC or DC. Additionally these modes support paralleling multiple channels to create a single larger AC or DC channels.

  • Page 52: Multi-Phase Ac Outputs - Per Channel Relationships

    9430 SERIES USER'S MANUAL Note: Slew rates are set on a per instrument level. For multi-phase outputs, refer to the following section. 4.2.5 Multi-Phase AC Outputs - Per Channel Relationships The 9430 may have the outputs configured to operate as either three-phase or split-phase output with an additional single phase AC or DC channel.

  • Page 53: Switching Loading Considerations

    This sub-section applies when the initial loading frequency is outside the 45-65Hz range. For frequencies outside this range, an initial frequency detection window must be programmed and may be set through the touch panel, NHR 9400 panel, LabVIEW Vis, or through SCPI using LOAD:FREQ <F >,<...
  • Page 54 ) load at 800Hz (f) has a ZLOAD ≈ 2.25 Ω /φ Operating in 3 phase 12kW (P INST When possible, NHR recommends using a source with less than 1/3 of the load impedance (Z ) as calculated above. LOAD...
  • Page 55 9430 SERIES USER'S MANUAL Using 9410 or 9420 as Source for 9430 Some applications (i.e. Electric Vehicle Supply Equipment (EVSE) or micro-grids) use a 9410 grid simulator or a 9420 ATE AC Source as the primary power source. NH Research recommends increasing the minimum voltage to improve the stiffness of the source as these devices operate in a similar manor as the 9430.
  • Page 56 9430 SERIES USER'S MANUAL VFD and un-filtered PWM AC Sources require significant filtering. Contact NH Research for more details before attempting to use a 9430 for a PWM loading application. 56 of 210...

  • Page 57: Front Panel Indicators And Controls

    9430 SERIES USER'S MANUAL 4.3 Front Panel Indicators and Controls The following described controls are found on the 9430 Master Module only. 9430 Regenerative AC Load Shown Touch Panel Interface This interface provides direct manual control of the system without requiring an external PC or control device.
  • Page 58 9430 SERIES USER'S MANUAL Output Status Indication The three indicators in the upper left provide a visual indication.  Enable – Output Contactors are connected (closed) Enable does not imply that current is being drawn or indicate direction of power flow.
  • Page 59 9430 SERIES USER'S MANUAL System Status Indicators The six indicators in the upper left provide a visual indication.  DSP – Status indication for the internal processor.  Grid On – Illuminates when internal power reaches normal operational levels.  Multiφ – Indicates multiple phases are active.
  • Page 60 Generates a positive pulse for each operating command processed. Generally used to trigger external devices such as an oscilloscope. Mating Cable Type: Cable Assembly NHR P/N: 12-0879-00 Connector Coax Miniature NHR P/N: 6000262 Wire Coax RG174/U NHR P/N: 8010023 60 of 210...

  • Page 61: Front Panel Air-Intake And Breaker

    9430 SERIES USER'S MANUAL 4.3.1 Front Panel Air-Intake and Breaker The following applies to all 9430 modules (Both master and auxiliary). Air Intake The system is cooled with ambient air. Cooling air is drawn from the front of the unit and exhausted out of the rear.

  • Page 62: Module Rear View

    9430 SERIES USER'S MANUAL 4.3.2 Module Rear View The rear of all module types include: power connections (facility & UUT), an emergency off connection, paralleling address switches, and a paralleling interface connector. The 9430 master module (with a touch screen) includes the remote sense connections (with interlock), communications (LAN), options dip switches, and a voltage/current monitor.
  • Page 63 9430 SERIES USER'S MANUAL 63 of 210...

  • Page 64: Touch Panel Control

    12kW 9430 Detected External Controller Connected Figure Panel Locked This field also indicates if the system has detected an open remote communication port or has been remotely locked out by a remote application (i.e. PC Tools: NHR 9400 Panel). 64 of 210...

  • Page 65: Setting The Output Operating Mode

    9430 SERIES USER'S MANUAL 5.2 Setting the Output Operating Mode The 9430 series contains a number of hardware operating modes. The System tab on the main screen is used to review and select a hardware operating mode. Changing the operating mode will likely require a change in fixture wiring.

  • Page 66: Setting The Output Loading Mode

    Changes to operating mode will disable previous safety limit settings. 5.3 Setting the Output Loading Mode The 9430 series contains a number of loading modes in addition to hardware operating modes. The loading mode and bi-directional option is found under the options tab.
  • Page 67 9430 SERIES USER'S MANUAL Refer to section 4 for more information about Loading Mode Features. 67 of 210...

  • Page 68: Touch Screen Overview

    NHR 9400 panel. The monitor tab and the error clear buttons are the only active fields when the panel has been locked by a remote application.
  • Page 69 9430 SERIES USER'S MANUAL Indicators below are described from top to bottom When lit, the output of one or more channels is active. This button may be pressed to turn all channels off. This feature is locked out in remote lockout mode.

  • Page 70: System Status

    9430 SERIES USER'S MANUAL 5.6 System Status The lower portion of the screen includes a status bar including an indicator The indicator shows a communications status (heart beat) as well as error status.  Blinking Yellow – Normal status & communicating with system ...

  • Page 71: Screen Selection Tabs

    9430 SERIES USER'S MANUAL 5.7 Screen Selection Tabs The multiple control screens are selected using the tabs at the top of the touch panel. The current selected tab is indicated by a blue underline as shown below. All control screens are available when the system is under touch panel control.

  • Page 72: Monitor Screen

    This monitor screen is available at all times even when the system is being controlled externally with another application (such as the NHR 9400 Panel software). Monitor Screen showing a 9430 in split phase (2-φ) + 1 AC (1-φ) Configuration 5.7.1.1 Instrument Labels...
  • Page 73 9430 SERIES USER'S MANUAL 73 of 210...

  • Page 74: Switching Between Line-Line And Line-Neutral Views

    9430 SERIES USER'S MANUAL 5.7.1.2 Switching between Line-Line and Line-Neutral Views For multi-phase outputs, tap any measurement toggles between multi- & per-phase views 9430 Line-Line view for AC Load 1 Shown 9430 Per Phase (L-N) view for AC Load 1 Shown Multi-Phase view takes into account the operating mode to correctly display an equivalent multi-phase voltage, current, and power.

  • Page 75: Scrolling For Additional Measurements

    9430 SERIES USER'S MANUAL 5.7.1.3 Scrolling for Additional Measurements The system reports more measurements than can be shown on the screen at one time. The touch screen takes advantage of Androids swipe capability allowing the entire list of measurements to be viewed. To see the additional measurements, keep touching the screen and scroll up &...

  • Page 76: Control Screen

    9430 SERIES USER'S MANUAL 5.7.3 Control Screen The control screen allows single value updates to any instrument. In single phase, this may be voltage, frequency, or any other single parameter. In multi-phase, the adjustment can be to all phases (such as returning to a balanced voltage) or on a per-phases basis.

  • Page 77: Measurements & Settings Panels

    9430 SERIES USER'S MANUAL 5.7.3.2 Measurements & Settings Panels Directly below the On/Off checkbox control is a measurements panel. This provides similar functionality as the monitor screen including taping for multi- versus per-phase views as well as scrolling the measurements to see other values which do not fit on the screen.

  • Page 78: Scrolling For Additional Settings

    9430 SERIES USER'S MANUAL values. For more information about the 9400 multi-phase calculations used, see the multi-phase calculation section. 5.7.3.4 Scrolling for Additional Settings Similar to the monitor panel, the number of possible settings is greater than the number that can be shown on the screen at one time. The touch screen takes advantage of Androids swipe capability allowing the entire list of settings to be viewed or selected.
  • Page 79 9430 SERIES USER'S MANUAL Only the available settings appropriate for the hardware operating and loading modes. For example: AC Load 1 is in Normal loading mode whereas AC Load 3 is in CR loading mode. Adjusting through direct value entry Taping the value field opens a control panel allowing for direct numerical entry.
  • Page 80 See the multi-phase calculations section for more information. Adjusting using a Live-Update (Up/Down value) modification The NHR 9400 Panel allows a value to be adjusted using an up/down button approach. Tap on the measurement value that is to be adjusted.
  • Page 81 9430 SERIES USER'S MANUAL Use the up & down arrows to increase or decrease the selected digit. Note: Settings are sent to the hardware with each increase or decrease in value. 81 of 210...

  • Page 82: Options Screen

    9430 SERIES USER'S MANUAL 5.7.4 Options Screen The options screen provides settings which accept one or more fixed values rather than user-specified values like the control screen. This screen operates in a similar way as the control screen except that a selected value provides a menu choice rather than a value entry screen.

  • Page 83: Scrolling For Additional Settings

    9430 SERIES USER'S MANUAL 5.7.4.2 Scrolling for Additional Settings Similar to the control panel, the number of possible settings is greater than the number that can be shown on the screen at one time. The touch screen takes advantage of Androids swipe capability allowing the entire list of settings to be viewed or selected.
  • Page 84 9430 SERIES USER'S MANUAL Tap a setting to change the value Note: Changing the Loading Mode will also change the initial settings and may clear previously established safety limit settings. Please refer to the section 4 for more information about loading modes.

  • Page 85: Clearing Accumulated Measurements

    9430 SERIES USER'S MANUAL 5.7.4.4 Clearing Accumulated Measurements Options to clear accumulated measurements such as peak voltage, current, power as well as energy is found at the bottom of the options screen. Tap to clear instruments accumulated measurements When pressed, the touch panel requests confirmation before clearing the measurements 5.7.4.5 Performing a Hardware Reset...

  • Page 86: Safety Screen

    9430 SERIES USER'S MANUAL 5.7.5 Safety Screen The safety screen provides programmable safety limits intended to limit UUT damage due to operator errors. Safety limits act like a programmable fuse and will disable and disconnect the system from the UUT when the programmed level is exceeded for the time specified.

  • Page 87: Macro Editor Screen

    9430 SERIES USER'S MANUAL Scrolling for more settings (9430 Split-φ + 1AC) Scrolling for more settings (9430 Split-φ + 1AC) 5.7.6 Macro Editor Screen A Macro is short pre-programmed pattern that is downloaded and executed locally on the hardware in order to provide direct cycle and sub-cycle control. Macros provide deterministic cycle-based and time-based changes to settings across all instrument channels, to any phase, to wave-shape selection, and any other programmable setting.
  • Page 88 9430 SERIES USER'S MANUAL Clears the macro editor screen (and macro loaded in hardware). Inserts a new macro step above the current step. Selectable entry field. Deletes the selected macro step. More information and usage examples can be found in the “MARCOS &...

  • Page 89: Software (Pc Tools) Control

    6. SOFTWARE (PC TOOLS) CONTROL NH Research provides a number of PC-Based tools along with each 9430 System. One of these is the NHR 9400 Panel which permits manual control of the hardware. Alternatively, the Power Module can be controlled through communications terminals (like HyperTerminal) using SCPI commands, or through any software package which is able to issue SCPI commands, VXI-11, or LabVIEW Vis..

  • Page 90: Connecting The Nhr 9400 Panel To System

    9430 SERIES USER'S MANUAL 6.2 Connecting the NHR 9400 Panel to System The panel software will require the IP address for the system. This IP address is provided on a label on the rear of the system and may be changed as needed following the “Configuring the Master Module”...
  • Page 91 9430 SERIES USER'S MANUAL 91 of 210...

  • Page 92: Nhr 9400 Panel - Overview

    9430 SERIES USER'S MANUAL 6.3 NHR 9400 Panel - Overview 6.3.1 System Identification The system connected to is displayed in the upper portion of the NHR 9400 Panel. This displays: - Model number (9430 shown) - Maximum power level (-12 for 12kW) See the troubleshooting section if the reported system size is not correct.

  • Page 93: Changing The Hardware Operating Mode

    9430 SERIES USER'S MANUAL 6.3.3 Changing the Hardware Operating Mode Changing the output hardware operating mode will affect the entire system. Changing the operating mode will typically require changes in the output connections to the UUT. Please read this section completely before proceeding.
  • Page 94 9430 SERIES USER'S MANUAL Changing the Hardware Operating Modes (Cont’d) NH Research recommends keeping the following options enabled: Option: Enable hardware watchdog - Reset if communication is interrupted Option: Lock out instrument touchpanel - On system touchscreen is locked out Use the drop down list to select the desired mode then press “OK”.
  • Page 95 9430 SERIES USER'S MANUAL 95 of 210...
  • Page 96 Pressing OK will select the new operating mode and apply the changes to hardware. The NHR 9400 Panel will automatically adjust their views to the new operating mode. The on-system touch screen will automatically adjust to the new operating mode as well.

  • Page 97: Logging Scpi Communication

    SCPI command file. 6.3.5 Instrument Controls & Measurements The instrument controls comprise the majority of the NHR 9400 Panel. These controls will be discussed in further detail in the instrument control section below.

  • Page 98: External Scpi Command File

    9430 SERIES USER'S MANUAL 6.3.6 External SCPI Command File The NHR 9400 panel allows a plain text (.txt) file containing SCPI commands to be read and executed. The executed commands and query responses are printed in the status window to the right.

  • Page 99: Macro Support

    The Self-test button instructs the system to perform a hardware self-diagnostic. Feature is used for troubleshooting issues by NHR Customer support. Sends the command *TRG to the system. That will cause the hardware to trigger if it is waiting for a BUS Trigger.

  • Page 100: Error Message Queue

    9430 SERIES USER'S MANUAL Sets the trigger source used when starting a macro triggered and when capturing a waveform triggered. Immediate does NOT wait BUS – Triggers on receipt of *TRG command Others as named. Digital Input Indicator. Digital Output Control.

  • Page 101: Nhr 9400 Panel - Instrument Level Controls

    9430 SERIES USER'S MANUAL 6.4 NHR 9400 Panel – Instrument Level Controls The output channels may be configured into groups resulting in one or more virtual instruments. For example, a 9430-12 includes three channels which may be configured as a single 3-phase, three separate 1-phases, or a split-phase + an additional AC channel.

  • Page 102: Instrument Labels

    9430 SERIES USER'S MANUAL 9430-12 Three Phase View (with per phase) 9430-12 Three 1 Phase Channels 9430-12 One Split Phase Channel + One AC Channel 6.4.1 Instrument Labels The 9430 labels instrumnets with outputs configured for AC LOAD 1 DC LOAD 3...

  • Page 103: Instrument Output Controls

    9430 SERIES USER'S MANUAL 6.4.2 Instrument Output Controls Each instrument provides multiple control features including safety, turn on/off, command phase angle triggers, slew rates, ranges, etc. 9430 Single Phase channel shown Controls from left to right On and Off will activate or deactivate the output.

  • Page 104: Adjusting Slew Rates

    9430 SERIES USER'S MANUAL the UUT and transferred back to the facility. 6.4.3 Adjusting Slew Rates Pressing the “Slews” button displays the slew rate control panel. Slew Rate Options - Constant Resistance Loading Slew Rate Options – Normal AC Loading Slew Rate Options - DC Loading Only slew rates which apply to the active loading mode are enabled.
  • Page 105 9430 SERIES USER'S MANUAL from a 120VAC /60Hz voltage source. The slew rate is set for current to 900 A /sec. The next setting is to apply at 0 phase angle. If the module is then told to regulate to 15A...

  • Page 106: Adjusting Safety

    9430 SERIES USER'S MANUAL 6.4.4 Adjusting Safety Pressing the “Safety” button displays the safety trip settings panel. Safety limits can be thought of as a programmable breaker which is aware of the power flow direction. When any of the limits are exceeded the system stops flowing power and opens the UUT side contactor isolating the system from the UUT.

  • Page 107: Instrument Configuration Options

    9430 SERIES USER'S MANUAL 6.4.5 Instrument Configuration Options Immediately to the right of the “Safety Button”, the configure button opens the instrument configuration panel. 9430 AC Output Configuration Panel 9430 DC Output Configuration Panel Setting Asynchronous & Synchronous AC settings changes: Turn On/Off determines if commanded settings changes are executed immediate or phase angle triggered based on the change at (deg.) angle specified in output controls.
  • Page 108 9430 SERIES USER'S MANUAL Asynchronous & Synchronous Examples: All examples show a transition from 30A to 15A Asynchronous: Command applied when received Command Command Applied Received 108 of 210...
  • Page 109 9430 SERIES USER'S MANUAL Synchronous with A: Change at (deg) set to 0 Command Command Applied Received Synchronous with A: Change at (deg) set to 90 Command Command Received Applied Setting AC Loading Mode: Load mode sets the instrument for Normal, Constant Resistance, or Constant-RL loading.

  • Page 110: Establishing Per Phase & Multi-Phase Regulation Limits

    9430 SERIES USER'S MANUAL Selecting between loading modes Setting AC Bi-Directional Power: The 9430 is able to emulate a voltage/frequency following current source (a grid-tied inverter) when operating in either Normal or Constant-Resistance loading modes. This mode is enabled by selecting Load Power – Power is Bidirectional.
  • Page 111 9430 SERIES USER'S MANUAL Note in the example below that a 9430 configured for split-φ loading (AC LOAD 1) which assumes a 180 offset between Phase A and Phase B The same system may additionally be configured to load a separate AC or DC source (AC LOAD 3 as shown).
  • Page 112 9430 SERIES USER'S MANUAL AC Normal Loading Constant Resistance Loading Constant RL Loading The PLL initially searches for an AC voltage positive zero crossings which occur with a frequency between the “Initial Min Frequency” and “Initial Max Frequency”. Then PLL locks to this phase angle relationship and frequency allowing the load to draw current based on the regulation Settings.
  • Page 113 9430 SERIES USER'S MANUAL Programming 9430 Limits - Constant-Resistance Loading Constant Resistance loading tracks the instantaneous voltage changes similar to a programmable power resistor. Additional settings include a constant current (CC) and constant power (CP) limit. Programming 9430 Limits – Constant-RL Loading Constant RL loading tracks the instantaneous voltage changes emulating a series Resistor/Inductor.

  • Page 114: Selecting Output Wave Shapes

    9430 SERIES USER'S MANUAL 6.4.7 Selecting Output Wave shapes The 9430 provides a standard (sine) and three (3) user programmable current wave shapes per channel. These are typically used for harmonics and non-pure sinusoidal output controls. The wave shapes are scaled and slewed using the current regulation limits provided in the earlier section.
  • Page 115 9430 SERIES USER'S MANUAL More information about the wave shape editor can be found in the advanced control options sections. 115 of 210...

  • Page 116: Measurements

    9430 SERIES USER'S MANUAL 6.4.8 Measurements The 9400 provides a number of last cycle measurements. All of the measurements for any given phase are synchronously captured including voltage, current, power, etc. The font size is adjustable and will display as many measurements as the screen size will allow.

  • Page 117: Output Thumbnail Waveform Capture

    9430 SERIES USER'S MANUAL 6.4.9 Output Thumbnail Waveform Capture The NHR 9400 Panel accesses the internal digitizer feature to synchronously capture and display 1-cycle for all voltage & current waveforms per instrument. This provides a real- time view of both the voltage and current behaviors of the UUT.

  • Page 118: Advanced Control Features

    9430 SERIES USER'S MANUAL 6.5 Advanced Control Features 6.5.1 Editing an Output Wave Shape The NHR 9430 Series provides three (3) user definable current wave shapes in addition to the standard (sine) output wave shape. Select the user wave shape to be edited and press the edit button.

  • Page 119: Wave Shape Example - Using Anchors

    6.5.1.1 Wave Shape Example – Using Anchors: Anchors allow a manual manipulation of the AC output current wave-shape. This type of wave shape is able to be generated using the NHR 9400 Panel. Select User 1 and click “Edit” to edit the user wave-shape.
  • Page 120 9430 SERIES USER'S MANUAL Press OK to load the wave shape into User 1. 120 of 210...

  • Page 121: Wave Shape Example - Formula Based

    9430 SERIES USER'S MANUAL 6.5.1.2 Wave Shape Example – Formula Based: The NHR 9400 panel permits direct manipulation of a wave-shape formula. This permits the user to specify the exact parameters mathematically. The next section provides a simple harmonic table approach which will automatically generate the mathematical formula needed.

  • Page 122: Simple Operations

    Wave shape example – Formula Based (Cont’d) The NHR 9400 Panel supports a wide range of mathematical operations which may be used to generate a formula-based wave shape. All operators and functions are case insensitive.
  • Page 123 9430 SERIES USER'S MANUAL a circle to its diameter 123 of 210...
  • Page 124 9430 SERIES USER'S MANUAL Wave shape example – Formula Based (Cont’d) The NHR 9400 Panel supports comparisons as well as random number generation. Comparisons Symbol Description Example Result Greater than > 9 > 2 Less than < 7 < 4...

  • Page 125: Wave Shape Example - Harmonics Entry

    Returns an integer random number between values a and b. 6.5.1.3 Wave Shape Example – Harmonics Entry: The NHR 9400 panel permits direct entry of the value as well as phase angle for individual harmonics. The result is a pre-built wave-shape formula which may be further edited as described in the previous two sections.

  • Page 126: Wave Shape Example - Simulating Phase Jump

    Click “OK” to load this wave-shape to User 1 6.5.1.4 Wave Shape Example – Simulating Phase Jump: The NHR 9400 is able to support a programmed phase-jump allowing for simulations where the frequency is matched but the relative amplitude or phase angles jump.
  • Page 127 9430 SERIES USER'S MANUAL Select User 1 and click “Edit” to edit the user wave-shape. Then load a sine shape to be modified by selecting Preload → Equation… A dialog box will be presented allowing the user to specify a wave-shape formula along with a number of example formulas.
  • Page 128 9430 SERIES USER'S MANUAL Wave shape example – Simulating Phase Jump (Cont’d) The User 1 now contains a sinusoidal wave-shape which is 55 offset from the standard wave-shape. The main panel may now be used to determine the frequency, amplitude, and the Change at (deg) angle the wave-shape will use.

  • Page 129: Accessing Oscilloscope View

    9430 SERIES USER'S MANUAL 6.5.2 Accessing Oscilloscope View Pressing the “O’Scope” button opens an oscilloscope panel. This utility accesses the internal hardware digitizer and provides many similar functions to an oscilloscope including measurement cursors, horizontal control (time) and vertical control (V/Div & A/Div) as well as cursor measurements.

  • Page 130: Capturing The Output

    9430 SERIES USER'S MANUAL “Zoom” feature along with a scroll bar below the displayed waveform to adjust the horizontal view. 6.5.2.3 Capturing the Output The Run/Stop works similar to an oscilloscope’s “normal mode” which arms, triggers at the 0 reference, downloads the waveform data, and re-arms to capture the output again.
  • Page 131 9430 SERIES USER'S MANUAL This page intentionally left blank. 131 of 210...

  • Page 132: Macros & Usage Examples

    9430 SERIES USER'S MANUAL 7. MACROS & USAGE EXAMPLES A Macro is pre-programmed pattern that is downloaded and executed locally on the hardware in order to provide direct cycle and sub-cycle control. Macros provide deterministic cycle-based and time-based changes to settings across all instrument channels, to any phase, to wave-shape selection, and any other programmable setting.

  • Page 133: Macro Organization

    7.1 Macro Organization Macros are organized in an identical fashion when implemented on the touch panel, NHR 9400 Panel software, and have a nearly identical structure when programmed using SCPI or LavVIEW VIs. Refer to NHR 9400 Series Programmer’s Reference Manual (09-0335) for the appropriate syntax and detailed descriptions of each command.

  • Page 134: Waits

    9430 SERIES USER'S MANUAL 7.2.2 Waits Macros may be set to wait for a trigger, until the slew is complete, for a specified period of time, or until number of cycles have completed. Wait Trigger: Set externally to the Macro and causes pause until the trigger is received.

  • Page 135: Macro Programming -Output Control

    9430 SERIES USER'S MANUAL 7.3 Macro Programming –Output Control Sequentially issued Macro Operations are merged automatically. This merging occurs until the same output is adjusted a second time or any other Macro command is issued. Example using the 9430-12 operating as a three phase load with Normal loading:...

  • Page 136: Operation - Ac Normal Loading

    9430 SERIES USER'S MANUAL 7.4.1 OPERATION - AC Normal Loading 136 of 210...

  • Page 137: Operation - Ac Constant Resistance Loading

    9430 SERIES USER'S MANUAL 7.4.2 OPERATION - AC Constant Resistance Loading 137 of 210...

  • Page 138: Operation - Ac Constant Rl Loading

    9430 SERIES USER'S MANUAL 7.4.3 OPERATION - AC Constant RL Loading 138 of 210...

  • Page 139: Operation - Dc Loading

    9430 SERIES USER'S MANUAL 7.4.4 OPERATION - DC Loading DC Outputs are programmable with Voltage, Current, Power, and Resistance limits. 7.4.5 Slew Rate Controls Slew rates may be adjusted and take effect immediately upon execution. 139 of 210...

  • Page 140: Macro Programming - Infrequency Used Commands

    9430 SERIES USER'S MANUAL 7.5 Macro Programming – Infrequency Used Commands The commands in this section are supported even though they are not generally implemented within Macros. 7.5.1 Changing the Output (ON/OFF) State The output of the system may be turned on or off on a per channel basis.

  • Page 141: Multi-Phase Relative Voltage Angle

    The relative voltage angle is determined by the UUT and not by the load. As such, these commands should not be used with a 9430. The NHR 9400 Panel provides control for the 9430 in addition to NHR’s 9410 (Grid Simulator) and 9420 (AC Source) Products .

  • Page 142: Accessing The Measurement System

    Other measurements (such as Energy Star) are supported on other products and should not be used with the 9430 system. The NHR 9400 Panel provides control for the 9430 in addition to NHR’s 9410 (Grid Simulator) and 9420 (AC Source) Products .

  • Page 143: Macro Usage Examples

    9430 SERIES USER'S MANUAL 7.6 Macro Usage Examples 7.6.1 Simulating Voltage Interruptions, Sags, & Swells While the causes of interruptions, sags, swells, and even brown-outs may be different, all of the conditions are similar in so far as they represent a change in voltage levels for a period of time.
  • Page 144 9430 SERIES USER'S MANUAL Step 2: Determine if the changes occur immediately or synchronously at the set angle. Select “Operation” → “Sync” → (Instrument) → & Select IMM or SYNC. Selecting Immediate (IMM) all the following operation commands are applied immediately after any wait (time or cycles) expires.
  • Page 145 9430 SERIES USER'S MANUAL Step 5: Return the output to nominal, select the next open cell then select: “Operation” → “Voltage” → (Instrument or φ) → & supply the value desired. The macro is now complete. Figure 6 - Immediate Mode...
  • Page 146 9430 SERIES USER'S MANUAL Example shows Sync Mode where the command is applied, Waits for 1 full cycle then releases the next command (120V) which is applied at the next change at (deg) angle. Multi-Phase output interruptions, sags, & swells The same process is used to adjust individual phases or all phases of a multi-phase output.

  • Page 147: Switching Waves Shapes

    9430 SERIES USER'S MANUAL Affecting both phases with 90 change angle 7.6.2 Switching Waves shapes This section will describe how to use a macro to switch wave shaped either based on cycles or time. Switching wave shapes is commonly used for a line-slap simulation and may also be used to switch in a noisy sin, a harmonics distorted wave shape, or any other wave shape which has been loaded into the module.
  • Page 148 9430 SERIES USER'S MANUAL 148 of 210...
  • Page 149 9430 SERIES USER'S MANUAL Step 3: Determine if the changes occur immediately or synchronously at the set angle. Select “Operation” → “Sync” → (Instrument) → & Select IMM or SYNC. Selecting Immediate (IMM) all the following operation commands are applied immediately after any wait (time or cycles) expires.
  • Page 150 9430 SERIES USER'S MANUAL In Synchronous (SYNC) operation: Wave shapes requested for the same phase are applied on sequential cycles and do not need a cycle counter. Step 6: Determine the next output wave shape to be used wave shape.
  • Page 151 9430 SERIES USER'S MANUAL 151 of 210...
  • Page 152 9430 SERIES USER'S MANUAL Multi-Phase– Changing a Single Phase The same approach may be used on any phase of a multi-phase output as shown. In Synchronous (SYNC) operation: Wave shapes requested for the same phase are applied on sequential cycles and do not need a cycle counter.
  • Page 153 9430 SERIES USER'S MANUAL This page intentionally left blank. 153 of 210...

  • Page 154: Appendix - 9430 Hardware Modes

    9430 SERIES USER'S MANUAL 8. APPENDIX – 9430 HARDWARE MODES The organization of the channels is done by setting a “mode” with the “NHR 9400 Panel” PC tool (see section “Software” below) or through any programming interface (see Programmer’s Reference Manual 09-0335). Setting the mode will allow you to determine if it is a three output AC source, or a single output DC source, or anything in-between.
  • Page 155 9430 SERIES USER'S MANUAL The following sections show NH Researches recommended wiring for each mode. 155 of 210...

  • Page 156: 9430 (3 Channel Version) - Mode 0: One 3-Phase Ac

    9430 SERIES USER'S MANUAL 8.1.1 9430 (3 Channel Version) - Mode 0: One 3-Phase AC Logical Instrument Configuration and UUT Wiring Figure 8 - Mode 0: One 3-Phase AC Key Maximums for Each Logical Instrument Model AC1 (3-Phase) 9430-12 9430-24...

  • Page 157: 9430 (3 Channel Version) - Mode 1: One Ac

    9430 SERIES USER'S MANUAL 8.1.2 9430 (3 Channel Version) - Mode 1: One AC Logical Instrument Configuration and UUT Wiring Figure 9 - Mode 1: One AC Key Maximums for Each Logical Instrument Model 9430-12 9430-24 9430-36 9430-48 9430-60 9430-72...

  • Page 158: 9430 (3 Channel Version) - Mode 2: One Dc

    9430 SERIES USER'S MANUAL 8.1.3 9430 (3 Channel Version) - Mode 2: One DC Logical Instrument Configuration and UUT Wiring Figure 10 - Mode 2: One DC Key Maximums for Each Logical Instrument Model 9430-12 9430-24 9430-36 9430-48 9430-60 9430-72...

  • Page 159: 9430 (3 Channel Version) - Mode 3: Three Ac

    9430 SERIES USER'S MANUAL 8.1.4 9430 (3 Channel Version) - Mode 3: Three AC Logical Instrument Configuration and UUT Wiring Figure 11 - Mode 3: Three AC 159 of 210...

  • Page 160: 9430 (3 Channel Version) - Mode 4: Three Dc

    9430 SERIES USER'S MANUAL Key Maximums for Each Logical Instrument Model 9430-12 9430-24 9430-36 9430-48 9430-60 9430-72 9430-84 9430-96 4 kW 8 kW 12 kW 16 kW 20 kW 24 kW 28 kW 32 kW Max Power Max Voltage 350 Vrms Line-Neutral...
  • Page 161 9430 SERIES USER'S MANUAL Figure 12 - Mode 4: Three DC Key Maximums for Each Logical Instrument Model 9430-12 9430-24 9430-36 9430-48 9430-60 9430-72 9430-84 9430-96 Max Power 4 kW 8 kW 12 kW 16 kW 20 kW 24 kW...

  • Page 162: 9430 (3 Channel Version) - Mode 5: One 2-Phase Ac And One Ac

    9430 SERIES USER'S MANUAL 8.1.6 9430 (3 Channel Version) - Mode 5: One 2-Phase AC and One AC Logical Instrument Configuration and UUT Wiring Figure 13 - Mode 5: One 2-Phase AC and One AC Key Maximums for Each Logical Instrument...

  • Page 163: 9430 (3 Channel Version) - Mode 6: One 2-Phase Ac And One Dc

    9430 SERIES USER'S MANUAL 8.1.7 9430 (3 Channel Version) - Mode 6: One 2-Phase AC and One DC Logical Instrument Configuration and UUT Wiring Figure 14 - Mode 6: One 2-Phase AC and One DC Key Maximums for Each Logical Instrument...

  • Page 164: 9430 (3 Channel Version) - Mode 7: Two Ac

    9430 SERIES USER'S MANUAL 8.1.8 9430 (3 Channel Version) - Mode 7: Two AC Logical Instrument Configuration and UUT Wiring Figure 15 - Mode 7: Two AC Key Maximums for Each Logical Instrument Model 9430-12 9430-24 9430-36 9430-48 9430-60 9430-72...

  • Page 165: 9430 (3 Channel Version) - Mode 8: One Ac And One Dc

    9430 SERIES USER'S MANUAL 8.1.9 9430 (3 Channel Version) - Mode 8: One AC and One DC Logical Instrument Configuration and UUT Wiring Figure 16 - Mode 8: One AC and One DC Key Maximums for Each Logical Instrument Model...

  • Page 166: 9430 (3 Channel Version) - Mode 9: Two Ac And One Dc

    9430 SERIES USER'S MANUAL 8.1.10 9430 (3 Channel Version) - Mode 9: Two AC and One DC Logical Instrument Configuration and UUT Wiring Figure 17 - Mode 9: Two AC and One DC Key Maximums for Each Logical Instrument Model...

  • Page 167: 9430 (3 Channel Version) - Mode 10: One Ac And Two Dc

    9430 SERIES USER'S MANUAL 8.1.11 9430 (3 Channel Version) - Mode 10: One AC and Two DC Logical Instrument Configuration and UUT Wiring Figure 18 - Mode 10: One AC and Two DC Key Maximums for Each Logical Instrument Model...

  • Page 168: 9430 (3 Channel Version) - Mode 11: One Dc And One Ac

    9430 SERIES USER'S MANUAL 8.1.12 9430 (3 Channel Version) - Mode 11: One DC and One AC Logical Instrument Configuration and UUT Wiring Figure 19 - Mode 11: One DC and One AC Key Maximums for Each Logical Instrument Model...

  • Page 169: 9430 (3 Channel Version) - Mode 12: Two Dc

    9430 SERIES USER'S MANUAL 8.1.13 9430 (3 Channel Version) - Mode 12: Two DC Logical Instrument Configuration and UUT Wiring Figure 20 - Mode 12: Two DC Key Maximums for Each Logical Instrument Model 9430-12 9430-24 9430-36 9430-48 9430-60 9430-72...

  • Page 170: Educed Channel Models

    9430 SERIES USER'S MANUAL 8.2 9430 Reduced Channel Models NH Research manufactures two a reduced channel versions of the 9430 load. The 9430-8 is a 8kW AC load which has 6 unique configurations. Mode Available Instruments Channel 1 Channel 2...

  • Page 171: 9430-8 (2 Channel Version) - Mode 0: One 2-Phase Ac

    9430 SERIES USER'S MANUAL 8.2.1 9430-8 (2 Channel Version) - Mode 0: One 2-Phase AC Logical Instrument Configuration and UUT Wiring Figure 21 - Mode 0: One 2-Phase AC Key Maximums for Each Logical Instrument Model 9430-8 AC1 (2-Phase) 8 kW...

  • Page 172: 9430-8 (2 Channel Version) - Mode 1: One Ac

    9430 SERIES USER'S MANUAL 8.2.2 9430-8 (2 Channel Version) - Mode 1: One AC Logical Instrument Configuration and UUT Wiring Figure 22 - Mode 1: One AC Key Maximums for Each Logical Instrument Model 9430-8 Max Power 8 kW 350 Vrms Line-Neutral...

  • Page 173: 9430-8 (2 Channel Version) - Mode 2: One Dc

    9430 SERIES USER'S MANUAL 8.2.3 9430-8 (2 Channel Version) - Mode 2: One DC Logical Instrument Configuration and UUT Wiring Figure 23 - Mode 2: One DC Key Maximums for Each Logical Instrument Model 9430-8 Max Power 8 kW 400 VDC...

  • Page 174: 9430-8 (2 Channel Version) - Mode 3: Two Ac

    9430 SERIES USER'S MANUAL 8.2.4 9430-8 (2 Channel Version) - Mode 3: Two AC Logical Instrument Configuration and UUT Wiring Figure 24 - Mode 3: Two AC Key Maximums for Each Logical Instrument Model 9430-8 4 kW Max Power Max Voltage...

  • Page 175: 9430-8 (2 Channel Version) - Mode 4: Two Dc

    9430 SERIES USER'S MANUAL 8.2.5 9430-8 (2 Channel Version) - Mode 4: Two DC Logical Instrument Configuration and UUT Wiring Figure 25 - Mode 4: Two DC Key Maximums for Each Logical Instrument Model 9430-8 Max Power 4 kW Max Voltage...

  • Page 176: 9430-8 (2 Channel Version) - Mode 5: One Ac And One Dc

    9430 SERIES USER'S MANUAL 8.2.6 9430-8 (2 Channel Version) - Mode 5: One AC and One DC Logical Instrument Configuration and UUT Wiring Figure 26 - Mode 5: One AC and One DC Key Maximums for Each Logical Instrument Model 9430-8...

  • Page 177: 9430-4 (1 Channel Version) -Mode 0: One Ac

    9430 SERIES USER'S MANUAL 8.2.7 9430-4 (1 Channel Version) -Mode 0: One AC Logical Instrument Configuration and UUT Wiring Figure 27 - Mode 0: One AC Key Maximums for Each Logical Instrument Model 9430-4 4 kW Max Power 350 Vrms Line-Neutral...

  • Page 178: 9430-4 (1 Channel Version) -Mode 1: One Dc

    9430 SERIES USER'S MANUAL 8.2.8 9430-4 (1 Channel Version) -Mode 1: One DC Logical Instrument Configuration and UUT Wiring Figure 28 - Mode 1: One DC Key Maximums for Each Logical Instrument Model 9430-4 4 kW Max Power 400 VDC...
  • Page 179 9430 SERIES USER'S MANUAL This page intentionally left blank. 179 of 210...

  • Page 180: Service

    9430 SERIES USER'S MANUAL 9. SERVICE 9.1 Firmware Updates There are three (3) separate processors and firmware levels which may periodically require NH Research to issue a firmware update. As such, it is important to understand what firmware is currently loaded on the system and which utility is needed to update the firmware.
  • Page 181 9430 SERIES USER'S MANUAL Step 2: Click Browse and locate the firmware file provided by customer support. Step 3: Press Update The utility will now show a progress bar and a programming complete message. Step 4: Close the update utility and cycle power on the 9400.

  • Page 182: Updating The Internal Processors

    The system is powered off. The firmware update utility can be found under: Start → All Programs → NH Research → 9400 Series → NHR 9400 Firmware Update Or on the local hard drive under: "C:\Program Files (x86)\NH Research\NHR 9400\Utilities\Nhr9400FwUpdate.exe"...
  • Page 183 9430 SERIES USER'S MANUAL Next, enter the resource connection string in the form of “TCPIP::(ipaddress)::SOCKET” as shown below. The TCPIP address is of the master module which is specified on the back label or was changed using the “Configuring the master modules IP address” section as above.
  • Page 184 9430 SERIES USER'S MANUAL Possible outcomes when attempting to “Connect” Error: Switches were not set properly Ready to update firmware Error: Wrong IP address provided The Device ID should not be modified. This is used for Factory identification only. To update the controller board firmware, click the “Update Controller Board” button, the...
  • Page 185 9430 SERIES USER'S MANUAL 185 of 210...
  • Page 186 9430 SERIES USER'S MANUAL To update the controller board firmware, click the “Update Power Board” button, the following Download File window will show up: Browse to locate the power board firmware file provided by NH Research customer support (filename.m.hex) then select “Open”. The entire process generally takes 1-2 minutes to download the controller board firmware.
  • Page 187 9430 SERIES USER'S MANUAL Close the update utility, return all OPTION and ADDRESS switches #8 back to the OFF state and cycle power on the 9430 system. Do not change any other switches. 187 of 210...

  • Page 188: Periodic Maintenance

    9430 SERIES USER'S MANUAL 9.2 Periodic Maintenance The following periodic maintenance schedule is recommended by NH Research and may need to be modified based on the environment or specific customer needs. Cleaning: Semi-Annual (every 6 Months) Calibration: Annually 9.2.1 Periodic Cleaning Always turn off facility power to the 9430 before attempting to inspect or clean the system.

  • Page 189: Periodic Calibration

    NH Research customer support to discuss options for NHR personnel to perform the calibration on-site. The calibration utility can be found under: Start → All Programs → NH Research → 9400 Series → NHR 9400 Calibration. Or on the local hard drive under: "C:\Program Files (x86)\NH Research\NHR 9400\Utilities\Nhr9400Cal.exe".

  • Page 190: Error Codes

    9430 SERIES USER'S MANUAL 10. ERROR CODES 10.1 Command Errors (-100 to -199) Index # Error Phrases Description, Possible Reasons This indicates a syntax error, or a -100 Command error semantic error, or a GET command was entered, see IEEE 488.2, 11.5.1.1.4.

  • Page 191: Nhr Common Device Errors (-1200 To -1299)

    9430 SERIES USER'S MANUAL 10.2 NHR Common Device Errors (-1200 to -1299) Index # Error Phrases Description, Possible Reasons and fixes The Grid Board is over temperature. Grid over -1291 This is very rare unless the cooling temperature fan stops working.
  • Page 192 9430 SERIES USER'S MANUAL Note: This group of errors does not require a *RESET command to clear error, a *CLS command (clear error command) will clear the error. 192 of 210...

  • Page 193: Nhr Channel Device Errors (-1300 To -1399)

    9430 SERIES USER'S MANUAL 10.3 NHR Channel Device Errors (-1300 to -1399) Index # Error Phrases Description, Possible Reasons and fixes This error will only apply to 9420. When the user tries to make an energy star measurement, if the actual current is higher than the energy star measurement circuit capacity, this error will flag.
  • Page 194 9430 SERIES USER'S MANUAL for a short amount of time, this error will flag. Here, Sinking means power flow direction. 194 of 210...
  • Page 195 9430 SERIES USER'S MANUAL When the Safety trip - Under Voltage (RMS) is set and enabled (trip time >= 0), the Under voltage output voltage RMS is monitored, when the -1389 trip channel is on and output voltage is less than the setting for a certain time, this error will flag.
  • Page 196 9430 SERIES USER'S MANUAL When the Safety trip - Over Voltage (RMS) is set and enabled (trip time >= 0), the Over Voltage -1394 output voltage RMS is monitored, when over Trip the setting for a certain time, this error will flag.
  • Page 197 9430 SERIES USER'S MANUAL This page intentionally left blank. 197 of 210...

  • Page 198: Device Errors Require Reset To Clear (100 To 199)

    9430 SERIES USER'S MANUAL 11. DEVICE ERRORS REQUIRE RESET TO CLEAR (100 TO 199) Index # Error Phrases Description, Possible Reasons and fixes This error is normally caused by several reasons: 1 - Drop of the Ethernet cable. Check the...
  • Page 199 9430 SERIES USER'S MANUAL This error implies that the 9400 system sees the input grid AC voltage drop below its required minimum. To protect itself, it will turn off the system and wait for a RESET command. This is normally cause by...
  • Page 200 9430 SERIES USER'S MANUAL 24kW instant power change. Before the control loop can react to it, the cap bank has to absorb the energy. If it can’t, the voltage on the cap bank will rise and trip the error. The 9400 system has an 800V DC bus internal, the DC Bus has capacitor bank store energy to handle power transient.
  • Page 201 9430 SERIES USER'S MANUAL the IEEE 1547 standard. If it sees the frequency outside the standard, it will raise this error and wait for a RESET. This error is rare and is normally caused by an unstable or fluctuation of grid.
  • Page 202 9430 SERIES USER'S MANUAL 1 - Other error in this table happened first that causes the system to turn off. The 540VDC will slowly drop under 450V and raise an error. In this case, this error is a by-product of other errors.
  • Page 203 9430 SERIES USER'S MANUAL inductance and a sudden open of UUT relay might cause a back-kick of the voltage. The 9400 systems see the voltage and will open relay to protect itself. 2 - There might be a control loop...
  • Page 204 9430 SERIES USER'S MANUAL the protection circuit false alarm caused by noise or failure of circuitry. If it keeps happening and *RESET command cannot clear the issue, it needs to send back for repair. 204 of 210...
  • Page 205 9430 SERIES USER'S MANUAL This error shows that the 9400 system internal DC/DC circuitry current protection tripped. This error is rare and there are several reasons: 1 - Sometimes a noise could cause trigger a false error; the *RESET command should clear it.
  • Page 206 9430 SERIES USER'S MANUAL This page intentionally left blank. 206 of 210...

  • Page 207: Fatal Errors That Require Service (200 To 299)

    9430 SERIES USER'S MANUAL 12. FATAL ERRORS THAT REQUIRE SERVICE (200 TO 299) Index # Error Phrases Description, Possible Reasons and fixes Firmware error Slave firmware do not match Slave firmware These error shows the firmware stored in error flash is either corrupt or does not match Controller the firmware version for each other.

  • Page 208: Legacy Uut And Power Interface Connectors

    9430 SERIES USER'S MANUAL 13. LEGACY UUT AND POWER INTERFACE CONNECTORS The interlock and sense connection are made on Use only the left most pins the rear of the master (i.e. V2 and V2RTN) On module located within this style of connector the cabinet.

  • Page 209: Delaration Of Conformity

    9430 SERIES USER'S MANUAL 14. DELARATION OF CONFORMITY 209 of 210...
  • Page 210 9430 SERIES USER'S MANUAL 210 of 210...

This manual is also suitable for:

9430-49430-89430-129430-249430-369430-48 ... Show all

Table of Contents