ASEA AC24 Operation Manual
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ASEA AC24 Operation Manual

Yacht power converters
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Operations Manual
for the Model AC24, AC30, AC36
Yacht Power Converters
P/N 602050, Revision E
Issued 12/3/2008

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Summary of Contents for ASEA AC24

  • Page 1 Operations Manual for the Model AC24, AC30, AC36 Yacht Power Converters P/N 602050, Revision E Issued 12/3/2008...

  • Page 2: Certification

    LIFE SUPPORT POLICY ASEA Power Systems does not authorize the use of any of its products or systems for use an AC voltage supply (source) for life support systems. Life support systems are devices which support or sustain life, and whose failure to perform, when properly used in accordance with...

  • Page 3: Using This Manual

    A thorough understanding of the information covered in this manual is required for proper installation and operation. If any questions arise while reading this manual, the user is encouraged to call ASEA Power Systems. ASEA Power Systems is located at:...

  • Page 4: Table Of Contents

    AC24/30/36 Operations Manual..TABLE OF CONTENTS CERTIFICATION ........................ 2 WARRANTY ........................2 USING THIS MANUAL ..................3 SAFETY NOTICES ....................6 INTRODUCTION TO THE AC24, AC30, AC36 ........... 8 SPECIFICATIONS ....................10 ELECTRICAL SPECIFICATIONS ............10 4.1.1 Input Service ................10 4.1.2 Output Service ................
  • Page 5 AC24/30/36 Operations Manual..SOFTWARE FEATURES ..................36 GENERAL ....................36 LOAD MANAGEMENT................36 LOAD MANAGEMENT OPERATION ..........38 7.3.1 Shore Cord Alarm ................ 38 7.3.2 Shore Cord Setup ................. 39 7.3.3 Voltage Droop ................40 7.3.4 Automatic Transfer To Generator ..........41 7.3.5...

  • Page 6: Safety Notices

    AC24/30/36 Operations Manual..SAFETY NOTICES Each shore power converter is capable of transferring very large amounts of electrical energy very quickly. This quality is fundamental to a high performance power converter. International symbols are used throughout this manual to stress important information.
  • Page 7 AC24/30/36 Operations Manual.. THIS EQUIPMENT CONTAINS HIGH ENERGY, LOW IMPEDANCE CIRCUITS! LETHAL POTENTIALS ARE CONTAINED WITHIN THE SYSTEM EVEN WHEN IT IS APPARENTLY NOT OPERATING.  CARE MUST BE EXERCISED WHEN SERVICING THIS EQUIPMENT IN ORDER TO PREVENT SERIOUS OPERATOR INJURY OR EQUIPMENT DAMAGE.

  • Page 8: Introduction To The Ac24, Ac30, Ac36

    AC24/30/36 Operations Manual..INTRODUCTION TO THE AC24, AC30, AC36 Each model is a high performance Yacht Power Converter utilizing dual-conversion technology. These converters will accept any single phase input service with a frequency between 40-70 Hertz, and a voltage between 170-520VAC. Input service may consist of a single 100 (125, 150) Amp shore cord, or dual 50 (63, 75) Amp shore cords.
  • Page 9 AC24/30/36 Operations Manual..INTRODUCTION TO THE AC24, AC30, AC36 , cont. Being a unit designed from the ground up specifically for the yachting industry, all efforts have been made to produce a system capable of sustaining the marine environment. All system components are packaged in one stainless steel enclosure.

  • Page 10: Specifications

    AC24/30/36 Operations Manual..SPECIFICATIONS ELECTRICAL SPECIFICATIONS Parameter AC24 AC30 AC36 4.1.1 Input Service Input Power Form Single Phase, Single Phase, Single Phase, Single or dual shore cord Single or dual shore cord Single or dual shore cord Input Voltage Range...

  • Page 11: Control, Metering, And Status

    AC24/30/36 Operations Manual..ELECTRICAL SPECIFICATIONS, cont. 4.1.3 Control, Metering, and Status Shore Power Control Input Service Disconnect Switch, 2 pos. Membrane Switch, Input ON/OFF Control Ship’s Power Control Membrane Switch, Output ON/OFF Control Membrane Switch, Generator/Converter Transfer Control Shore Power Metering...

  • Page 12: Installation

    Proper planning will speed up installation, location, and connection of the equipment. Follow the suggested minimum clearances provided in Table 1. Ensure the room/compartment has adequate ventilation and cooling. The thermal load presented by AC24 will be substantial, approximately 6,888BTU/Hr at maximum continuous load, 8,610BTU/Hr for the AC30, and 10,332BTU/Hr for the AC36.
  • Page 13 AC24/30/36 Operations Manual..This page intentionally left blank.

  • Page 14: Mechanical Installation

    AC24/30/36 Operations Manual..MECHANICAL INSTALLATION The systems were designed for deck-mount installations and as such are provided with six mounting holes, three per side. Mounting holes have been provided with ½" (12mm) diameters, stainless steel hardware in the range of 3/8" to 7/16" (10-11mm) diameter is required.

  • Page 15: Mechanical Outline

    AC24/30/36 Operations Manual..MECHANICAL INSTALLATION, cont. FIGURE 2A MECHANICAL OUTLINE...

  • Page 16: Mechanical Outline

    AC24/30/36 Operations Manual..MECHANICAL INSTALLATION, cont. FIGRE 2B MECHANICAL OUTLINE...

  • Page 17: Mechanical Outline, Control Board Arrangement

    AC24/30/36 Operations Manual..MECHANICAL INSTALLATION, cont. FIGURE 2C MECHANICAL OUTLINE, CONTROL BOARD ARRANGEMENT...

  • Page 18: Electrical Installation

    BY THE INSTALLATION OF THIS TYPE OF EQUIPMENT. POWER MUST BE REMOVED FROM THE INPUT DISTRIBUTION SYSTEMS SUPPLYING POWER TO THE AC24 PRIOR TO THE START OF THE FOLLOWING STEPS. INPUT POWER MUST BE SECURED (LOCKED) IN THE OFF (DE-ENERGIZED) STATE UNTIL INSTRUCTED OTHERWISE BY THIS DOCUMENT.

  • Page 19: Input Power Connections

    AC24/30/36 Operations Manual..5.2.1 Input Power Connections The converter is supplied with compression type terminal blocks for input power connections. These terminal blocks accept wires in the range of 2/0 to 8AWG. Refer to the applicable standards for selection of required wire gauge and type.

  • Page 20: Output Power Connections

    AC24/30/36 Operations Manual..5.2.2 Output Power Connections Each converter is supplied with compression type terminal blocks for output power connections. These terminal blocks accept wires in the range of 2/0 to 8AWG. Refer to the applicable standard for selection of the required wire gauge and type. Please refer to the FIGURE 3 on the previous page for additional detail.
  • Page 21 AC24/30/36 Operations Manual..5.2.2 Output Power Connections, cont. For 220V, 230V, or 240V single-phase systems, connect the converter’s L1 terminal to the electrical system’s hot conductor at the distribution panel. Connect the converter’s L2 terminal to the electrical system’s Neutral conductor at the distribution panel. The 220V output voltage will be developed between terminals L1 and L2.

  • Page 22: Seamless Transfer Connections

    AC24/30/36 Operations Manual..5.2.3 Seamless Transfer Connections If the Seamless Transfer Option is ordered with the converter, connections must be made between the generator and the converter. These connections are used by the converter to successfully manage the seamless transfer operation and are comprised of control, signal, and feedback functions. The use of 14-18AWG wire is recommended for signal and control wiring.

  • Page 23: Seamless Transfer Connections

    AC24/30/36 Operations Manual..5.2.3 Seamless Transfer Connections, cont. FIGURE 4 SEAMLESS TRANSFER CONNECTIONS...

  • Page 24: Operation

    AC24/30/36 Operations Manual..OPERATION POWER TURN-ON PROCEDURE Close the input (shore power) circuit breaker(s) to the converter. Turn the disconnect (14) switch to the ON position. After approximately 3 seconds, the fans will be heard and the display will illuminate and become active. Allow the opening message to complete.

  • Page 25: Systems Without Seamless Transfer

    AC24/30/36 Operations Manual..POWER TURN-ON PROCEDURE, cont. Press the SHORE POWER (2) display button. The display will indicate basic shore power information; voltage, frequency, kVA, and current. Verify the displayed voltage(s) indicate the expected voltage(s) and frequency Additional SHORE POWER information can be obtained by pressing the F2, F3, and F4 (13) buttons.

  • Page 26: Systems With Seamless Transfer

    AC24/30/36 Operations Manual..POWER TURN-ON PROCEDURE, cont. 6.1.2 Systems Equipped With The Seamless Transfer Option With the converter in the Standby State (as left at the end of Section 6.1), press the GENERATOR POWER (3) metering button. The generator voltage and form will now be displayed. If two generators are installed, select Generator #1 or Generator #2 by pressing the F1 (13) or F2 (13) button after selecting the GENERATOR metering screen.
  • Page 27 AC24/30/36 Operations Manual..POWER TURN-ON PROCEDURE, cont. 6.1.2 Systems Equipped With The Seamless Transfer Option, cont. If the generator is supplying power to the ship, and the SHIP’S POWER - GENERATOR LED (12A) is lit, and the GENERATOR metering display indicates approximately the same voltage as the CONVERTER metering display, then proceed by pressing the SHIP’S POWER - CONVERTER...

  • Page 28: Auto-Restart

    AC24/30/36 Operations Manual..AUTO-RESTART FEATURE The Auto-Restart feature will safely and automatically bring the shore power converter back on-line following a power failure and recovery event. Highlights include:  Automatically routes power from the dock to the ship’s power buss.

  • Page 29: Operation

    AC24/30/36 Operations Manual..AUTO-RESTART FEATURE, cont. 6.2.1 Operation Auto-Restart is automatically disabled when the SHORE POWER OFF button is pressed. This ensures that a yacht’s crew is deciding prior to each extended use whether or not to employ Auto- Restart.

  • Page 30: Turn-Off Procedure

    AC24/30/36 Operations Manual..TURN-OFF PROCEDURE 6.3.1 Systems Not Equipped With The Seamless Transfer Option Transfer power from the converter to the generator. This must be performed in a “break-before- make” method, that is, at no time can the generator(s) and shore power converter be operated in parallel.

  • Page 31: Systems With Seamless Transfer

    AC24/30/36 Operations Manual..6.3.2 Systems Equipped With The Seamless Transfer Option The generator must be started and be prepared to accept the yacht’s electrical loads. Measure the generator voltage using the converter’s metering display, selecting the GENERATOR POWER (3) function. The voltage and frequency must be the same as the converter’s output in order for the seamless transfer option to successfully transfer power.

  • Page 32: Remote Communications

    AC24/30/36 Operations Manual..REMOTE COMMUNICATIONS An ASEA converter can be controlled remotely through the use of its RS-232C serial interface. The RS-232C serial port is made available at a DE9S connector (female, 9-pin D-subminiature) near the base of the converter (see FIGURE 3 on page 19). The connector pinout used is industry-standard for a 9-pin RS-232C DCE connection and given in FIGURE 6 below;...
  • Page 33 AC24/30/36 Operations Manual..REMOTE COMMUNICATIONS, cont. Remote control can be accomplished with the use of the ASEA Power Systems defined Remote Communication Command Set, or through visual touch screen software that is described elsewhere. Many standard serial communication programs have been tested with the RS-232C Command Set and were found to function adequately.
  • Page 34 AC24/30/36 Operations Manual..REMOTE COMMUNICATIONS, cont. Command Description Comment :SHORe:ON Shore Power ON Same as pressing the Shore Power ON button on the panel. :SHORe:OFF Shore Power OFF Same as pressing the Shore Power OFF button on the panel. :CONVerter:ON...
  • Page 35 AC24/30/36 Operations Manual..REMOTE COMMUNICATIONS, cont. Command Description Return Value Range :MEASure:SP1:CURRent1 Shore Power 1 RMS Current Real number, 0 to 1000 :MEASure:SP1:CURRent2 Shore Power 2 RMS Current Real number, 0 to 1000 :MEASure:SP1:KVA1 Shore Power #1 kVA Real number, 0 to 1000...

  • Page 36: Software Features

    SOFTWARE FEATURES GENERAL ASEA Power Systems' shore power converters provide a variety of software-based resources. Each major function is described in detail in the following pages. BOLD upper-case text indicates when a display button is being referenced. Where two buttons are given as BUTTON + BUTTON, the buttons must be pressed simultaneously.
  • Page 37 AC24/30/36 Operations Manual..LOAD MANAGEMENT, cont. Voltage Droop If the yacht’s electrical system does not include a power management system that allows for automatic load-shed, the converter’s Voltage Droop feature may be used to save up to 10% capacity by reducing the converter output voltage up to 5% (1% to 5% range). This feature may be enabled or disabled by the user and droops upon Shore Cord Alarm.

  • Page 38: Load Management Operation

    AC24/30/36 Operations Manual..LOAD MANAGEMENT OPERATION 7.3.1 Shore Cord Alarm If the yacht’s electrical system includes a power management or load-shed feature, the Shore Cord Alarm can be used to effect a change in loading when the converter reaches a programmed load threshold, or simply draw the yacht engineer’s attention.

  • Page 39: Shore Cord Setup

    AC24/30/36 Operations Manual..LOAD MANAGEMENT OPERATION, cont. 7.3.2 Shore Cord Setup The Shore Cord Setup screen is used to set the actual shore cord ampacity based on the marina’s dock or pedestal circuit breaker. The converter’s new, programmed CONV. CAPACITY is then displayed for reference.

  • Page 40: Voltage Droop

    AC24/30/36 Operations Manual..LOAD MANAGEMENT OPERATION, cont. 7.3.3 Voltage Droop Upon Shore Alarm, the Voltage Droop feature may be used to save up to 10% converter capacity by reducing the converter output voltage up to 5%. This is offered as a solution where the yacht does not already have power management and load-shed capabilities that can be triggered with the Shore Cord Alarm signal.

  • Page 41: Automatic Transfer To Generator

    AC24/30/36 Operations Manual..LOAD MANAGEMENT OPERATION, cont. 7.3.4 Automatic Transfer to Generator (Converters with Seamless Transfer Option installed) Upon Shore Alarm, the Automatic Transfer to Generator feature may be used to perform a Seamless Transfer to a pre-selected generator. This implies connection and setting of the Generator Autostart Control feature (needed to signal a generator to start and hold the set warm-up time before transferring).

  • Page 42: Quick Setup Of Shore Cord Alarm

    AC24/30/36 Operations Manual..LOAD MANAGEMENT OPERATION, cont. 7.3.5 Quick Setup of Shore Cord Alarm 1. Turn the converter red disconnect switch ON and wait 15-20 seconds for initialization. 2. Press the SHORE POWER + F2 buttons. 3. Press the Cursor (F4) button to advance to the ALARM AT % setting.

  • Page 43: Generator Frequency Analysis

    AC24/30/36 Operations Manual..GENERATOR FREQUENCY ANALYSIS Press the SYSTEM STATUS + GENERATOR POWER buttons to access the Generator Frequency Analysis Display. Used for observing lifetime generator frequency range. GENERATOR FREQUENCY ANALYSIS DISPLAY Generator MIN Frequency: XX.XXHz Generator MAX Frequency: XX.XXHz...

  • Page 44: Agc Control

    AC24/30/36 Operations Manual..AGC CONTROL Press the SHORE POWER + F4 buttons to access the Automatic Gain Control (AGC) CONTROL display. AGC CONTROL SCREEN Automatic Gain Control is: ENABLED Enable Disable Exit This function enables or disables AGC. Press the Enable (F1) button to enable the feature, the Disable (F2) button to disable the feature, and the Exit (F5) button to save the settings and exit.

  • Page 45: Kw-Hour Meter And Max Power Level Display

    AC24/30/36 Operations Manual..kW-HOUR METER AND MAXIMUM POWER LEVEL DISPLAY Press the SHORE POWER + CONVERTER POWER buttons to access the Automatic KW- HOUR METER and maximum power level display. KW-HOUR METER kW-Hours:XXXXXXX.XX Run Time. XX:XX:XX:XX Max. Level: XXX.X% Max. Power: XX.XXkW...

  • Page 46: Converter Output Voltage Control

    AC24/30/36 Operations Manual..CONVERTER OUTPUT VOLTAGE CONTROL Press the CONVERTER POWER + F5 buttons to access the CONVERTER OUTPUT VOLTAGE CONTROL display. CONVERTER OUTPUT VOLTAGE CONTROL Vout = XXX.X More Less XXXV Exit This function allows the user to increase or decrease the converter output voltage (Vout). Press the...

  • Page 47: Event Log

    AC24/30/36 Operations Manual..EVENT LOG Press the EVENT LOG (or CALIBRATE on older converters) button to access the EVENT LOG display. EVENT LOG CONTROL SCREEN F1: EVENT LOG VIEWER XXXX Events F2: EVENT LOG TRACKER F3: EVENT LOG REGISTRY This is for monitoring internal converter logic operation. Press the SYSTEM STATUS button in any screen to exit.
  • Page 48 AC24/30/36 Operations Manual..EVENT LOG, cont. Press the F3 button to access the EVENT LOG REGISTRY display. EVENT LOG REGISTRY PRESS: ‘SHORE POWER’ to edit Registry, The ‘F1’ for log On & ‘F2’ for log Off. Press: ‘F4’ to CLEAR EVENT LOG.

  • Page 49: Diagnostics

    AC24/30/36 Operations Manual..7.10 DIAGNOSTICS As previously described in paragraph 6.1, the converter’s LCD display will initiate on turn-on in the SUMMARY DISPLAY (as shown below) indicating the converter’s operational state. SUMMARY DISPLAY AC24 MASTER INPUT#1:OFFLINE CONVERTER: ONLINE LOAD LEVEL: XX.X%...
  • Page 50 AC24/30/36 Operations Manual..7.10 DIAGNOSTICS, cont. To aid in system diagnostics, three status words have been provided in the STATUS WORD DISPLAY which is accessed by pressing the SYSTEM STATUS (5) and F2 (13) buttons simultaneously. Additionally, a configuration word is provided in HEX format.

  • Page 51: Status Word Bit Definitions

    AC24/30/36 Operations Manual..7.10 DIAGNOSTICS, cont. FIGURE 7 STATUS WORD BIT DEFINITIONS...

  • Page 52: Calibration

    AC24/30/36 Operations Manual..7.11 CALIBRATION In an uncalibrated state the input and output voltage and input current metering system should be within 5%. For calibration, an external reference voltmeter will be required along with a calibrated current transformer or probe. If the converter is to be calibrated using the yacht’s loads, attempt to shut down all transient (fluctuating) loads if possible.
  • Page 53 AC24/30/36 Operations Manual..7.11 CALIBRATION , cont. Converter Power Calibration - The CONVERTER POWER calibration works in a fashion similar to the SHORE POWER calibration described above. Converter voltages are measured and entered phase-to-neutral. Press and hold the CONVERTER POWER (4) button for 7 seconds, or until the converter power calibration display appears.

  • Page 54: Maintenance

    AC24/30/36 Operations Manual..MAINTENANCE Due to the design and construction of the converter, preventative maintenance is held to a modest level. The following table lists minimum recommended tasks and frequency. TASK FREQUENCY COMMENTS Tighten electrical Every 6 months Must be adjusted by the user based upon connections experience in the environment.
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  • Page 56: International Power Form Reference

    AC24/30/36 Operations Manual..INTERNATIONAL POWER FORM REFERENCE Country Frequency Nominal Voltage Comments American Samoa 60Hz 120/240 277/480 Antigua 60Hz 230/400 Argentina 50Hz 220/380 Aruba 60Hz 127/220 115/230 Australia 50Hz 240/415 250/435 Azores 50Hz 110/190 220/380 Bahamas 60Hz 120/240 120/208 Bahrain...
  • Page 57 AC24/30/36 Operations Manual..Belize 60Hz 110/220 250/440 Benin 50Hz 220/380 Bermuda 60Hz 120/240 120/208 Brazil 60Hz 115/230 127/220 220/380 Brunei 50Hz 240/415 Bulgaria 50Hz 220/380 Burma 50Hz 230/400 Canada 60Hz 120/240 120/208 277/480 Canary Islands 50Hz 127/220 220/380 Cape Verde...
  • Page 58 AC24/30/36 Operations Manual..150/260 Costa Rica 60Hz 120/240 120/208 Cyprus 50Hz 240/415 Denmark 50Hz 220/380 Dominica 50Hz 230/400 Dominican 60Hz 120/240 Republic 120/208 Ecuador 60Hz 120/240 120/208 Fiji 50Hz 240/415 Finland 50Hz 220/380 France 50Hz 115/230 115/200 220/380 Gibralter 50Hz...
  • Page 59 AC24/30/36 Operations Manual..Guatemala 60Hz 120/240 120/208 Haiti 60Hz 110/220 120/208 Honduras 60Hz 110/220 120/208 Hong Kong 50Hz 220/380 Ireland 50Hz 220/380 Israel 50Hz 230/400 Italy 50Hz 127/220 220/380 Jamaica 50Hz 110/220 Japan 50Hz 100/200 60Hz 100/200 Korea 60Hz 110/220...
  • Page 60 AC24/30/36 Operations Manual..Martinique 50Hz 220/380 Mauritius 50Hz 230/400 Mexico 60Hz 127/220 Monaco 50Hz 127/220 220/380 Montserrat 60Hz 230/400 Morocco 50Hz 127/220 220/380 Netherlands 50Hz 220/380 Netherlands 50Hz 127/220 Antilles 220/380 60Hz 120/240 New Caledonia 50Hz 220/380 New Zealand 50Hz...
  • Page 61 AC24/30/36 Operations Manual..St. Kitts 60Hz 230/400 St. Lucia 50Hz 240/415 St. Vincent 50Hz 230/400 Saudi Arabia 60Hz 127/220 Seychelles 50Hz 240/415 Sierra Leone 50Hz 230/400 Singapore 50Hz 230/400 South Africa 50Hz 220/380 Spain 50Hz 127/220 220/380 Sweden 50Hz 220/380...
  • Page 62 AC24/30/36 Operations Manual..United Arab 50Hz 230/400 Emirates United Kingdom 50Hz 240/415 Uruguay 50Hz 220/380 Venezuela 60Hz 120/240 120/208 Amer. Virgin 60Hz 120/240 Islands 120/208...

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