SOLIS 4G Series User Manual
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SOLIS 4G Series User Manual

Grid inverter
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User Manual
for 4G Series Grid Inverter
Applicable models
Solis-1P2.5K-4G-US
Solis-1P3K-4G-US
Solis-1P3.6K-4G-US
Solis-1P3.8K-4G-US
Solis-1P4K-4G-US
Solis-1P4.6K-4G-US
Solis-1P5K-4G-US
Solis-1P6K2-4G-US
Applicable System
Single phase system
Version 1.0, Release Date: 09,2022

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Summary of Contents for SOLIS 4G Series

  • Page 1 User Manual for 4G Series Grid Inverter Applicable models Solis-1P2.5K-4G-US Solis-1P3K-4G-US Solis-1P3.6K-4G-US Solis-1P3.8K-4G-US Solis-1P4K-4G-US Solis-1P4.6K-4G-US Solis-1P5K-4G-US Solis-1P6K2-4G-US Applicable System Single phase system Version 1.0, Release Date: 09,2022...

  • Page 2: Table Of Contents

    Contents 1. Introduction …………………………………………………………………………………………………………………………… 1.1 Product Description ……………………………………………………………………………………………………………… 1.2 Packaging ………………………………………………………………………………………………………………………………… 1.3 Storage ……………………………………………………………………………………………………………………………………… 2. Safety & Warning ……………………………………………………………………………………………………………… 2.1 Safety Symbols ……………………………………………………………………………………………………………………… 2.2 General Safety Instructions ……………………………………………………………………………………………… 2.3 Notice For Use ………………………………………………………………………………………………………………………… 3. Overview ………………………………………………………………………………………………………………………………… 3.1 Front Panel Display ……………………………………………………………………………………………………………...
  • Page 3 Contents 6.4 Advanced Info. …………………………………………………………………………………………………………………… 6.4.1 Alarm Message ……………………………………………………………………………………………………………… 6.4.2 Running Message ………………………………………………………………………………………………………… 6.4.3 Version …………………………………………………………………………………………………………………………… 6.4.4 Daily Energy …………………………………………………………………………………………………………………… 6.4.5 Monthly Energy ……………………………………………………………………………………………………………… 6.4.6 Yearly Energy ……………………………………………………………………………………………………………… 6.4.7 Daily Records ……………………………………………………………………………………………………………… 6.4.8 Communication Data ………………………………………………………………………………………………… 6.4.9 Warning Message …………………………………………………………………………………………………… 6.5 Advanced Settings …………………………………………………………………………………………………………………...

  • Page 4: Introduction

    1. Introduction User Manual 1.1 Product Description Solis single phase US series inverters can transfer DC power from PV panels into AC power and feed into the grid. Solis single phase US series inverters contain 8 models which are listed below: Solis-1P2.5K-4G-US, Solis-1P3K-4G-US, Solis-1P3.6K-4G-US, Solis-1P3.8K-4G-US,...

  • Page 5: Packaging

    1. Introduction User Manual 1.2 Packaging When you receive the inverter, ensure that all the parts listed below are included: Mounting bracket x1 Expansion screws x3 Manual Locking screws x2 Inverter x1 Manual x1 1.3 Storage If the inverter is not installed immediately, storage instructions and environmental conditions are below: ●...

  • Page 6: Safety & Warning

    Inverter. The DC OCPD shall be installed per local requirements. All photovoltaic source and output circuit conductors shall have disconnects that comply with the NEC Article 690, Part II. All Solis single phase inverters feature an integrated DC switch.

  • Page 7: Notice For Use

    2. Safety & Warning User Manual CAUTION: Risk of electric shock. Do not remove cover. There is no user serviceable parts inside. Refer servicing to qualified and accredited service technicians. CAUTION: The PV array (solar panels) supplies a DC voltage when they are exposed to sunlight.

  • Page 8: Overview

    3. Overview User Manual 3.1 Front Panel Display Figure 3.1 Front Panel Display 3.2 LED Status Indicator Lights There are three LED status indicator lights in the front panel of the inverter. Left LED: POWER LED (red) indicates the power status of the inverter. Middle LED: OPERATION LED (green) indicates the operation status.

  • Page 9: Keypad

    3. Overview User Manual 3.3 Keypad There are four keys in the front panel of the inverter (from left to right): ESC, UP, DOWN and ENTER keys. The keypad is used for: Scrolling through the displayed options (the UP and DOWN keys); Access to modify the adjustable settings (the ESC and ENTER keys).

  • Page 10: Installation

    4. Installation User Manual 4.1 Select a Location for the Inverter To select a location for the inverter, the following criteria should be considered: WARNING: Risk of fire Despite careful construction, electrical devices can cause fires. Do not install the inverter in areas containing highly flammable materials or gases.
  • Page 11 4. Installation User Manual Install vertically with a maximum incline of +/- 5°.If the mounted inverter is tilted to an angle greater than the maximum noted, heat dissipation will be inhibited, and may result in power limiting. When one or more inverters are installed in one location, a minimum of 12inches of clearance should be kept between each inverter or other objects.

  • Page 12: Mounting The Inverter

    4. Installation User Manual 4.2 Mounting the Inverter Dimensions of mounting bracket: Figure 4.3 Inverter wall mounting Please see Figure 4.4 and Figure 4.5 for instruction on mounting the inverter. The inverter shall be mounted vertically. The steps to mount the inverter are listed below 1.
  • Page 13 4. Installation User Manual WARNING: The inverter must be mounted vertically. 4. Lift up the inverter (be careful to avoid body strain), and align the back bracket on the inverter with the convex section of the mounting bracket. Hang the inverter on the mounting bracket and make sure the inverter is secure (see Figure 4.5).

  • Page 14: Electrical Connections

    4. Installation User Manual 4.3 Electrical Connections Place the wiring box cover on the wiring box ensuring it is oriented correctly and start the screws. Apply pressure to the cover and tighten the screws in a cross pattern. Tighten screws to 1.7 N⋅m or 15.05 In-Lbs torque settings. Figure 4.7 Bottom Side of Inverter Before making electrical connections, double check to ensure the steps below are strictly followed:...

  • Page 15: Terminal Connections

    4. Installation User Manual 4.3.1 Terminal Connections Terminal A Terminal B Figure 4.8 Connection Area of Inverter Strip the end of the wire ¾” minimum to 1” maximum. Use a slotted (flat-blade) screwdriver, insert the screwdriver in Terminal A (top) and insert the wire into Terminal B (bottom) of the Rapid Termination wiring block.
  • Page 16 4. Installation User Manual Cross section Cable type Recommended Range value 4.0-6.0 Industry generic PV cable （model:PV1-F） (12-10AWG) (12AWG) Table 4.1 DC cable size Damage to the DC disconnect due to enlarged knockouts. Enlarged knockouts enable moisture to penetrate the DC disconnect which could damage electronic components in the DC Disconnect.

  • Page 17: Connect Grid Side Of Inverter

    User Manual 4.3.3 Connect Grid Side of Inverter The Solis Single Phase inverters can be connected to a 208V or 240V grid. The default setting is for a 240VAC single phase grid. Ground must be connect to the PE terminal.
  • Page 18 4. Installation User Manual Figure 4.9 Grounding Terminal on Heat-Sink External ground connection point An external ground connection is provided at the right side of the inverter. Prepare OT terminals: M4. Use proper tooling to crimp the lug to the terminal. Connect the OT terminal with ground cable to the right side of the inverter.

  • Page 19: Max. Overcurrent Protection Device (Ocpd)

    4. Installation User Manual 4.3.5 Max. Overcurrent Protection Device (OCPD) To protect the inverter's AC grid connection conductors, Solis recommends installing breakers that will protect against overcurrent. The following table defines OCPD ratings for the Solis single phase inverters. Rated Max.

  • Page 20: Inverter Monitoring Connection

    Figure 4.11 Wi-Fi Communication Function 4.3.7 Module Level Rapid Shutdown (Optional) For systems that are required to meet NEC 2017 NEC 690.12, Solis has an optional Module Level Rapid Shutdown. This product provides a panel level shutdown feature that brings the panel voltage to a safe level in case of a disaster situation.

  • Page 21: Meter Connection(Optional)

    4. Installation User Manual 4.3.8 Meter Connection(optional) The inverter can work with a split phase smart meter to achieve Export Power Management function. Below is the connection diagram. Detailed settings please refer to Section 6.5.11. CT direction towards to grid Grid L1 N PE 240V Load...

  • Page 22: Start & Stop

    The red DC POWER LED and LCD will be continuously lit. 4. Solis inverters are powered from the DC side. When the inverter detects DC power that is within start-up and operating ranges, the inverter will turn on. After turn-on, the inverter will check internal parameters, sense and monitor AC voltage, hertz rate and the stability of the supply grid.

  • Page 23: Operation

    2. Settings 3. Advanced Info. 4. Advanced Settings 6.2 Information The Solis single phase inverter main menu provides access to operational data and information. The information is displayed by selecting "Information" from the menu and then by scrolling up or down.
  • Page 24 6. Operation User Manual Display Description Duration V_DC1: Shows input 01 voltage value. V_DC1 350.8V 10 sec I_DC1 5.1A I_DC1: Shows input 01 current value. V_DC2: Shows input 02 voltage value. V_DC2 350.8V 10 sec I_DC2 5.1A I_DC2: Shows input 02 current value. V_Grid: Shows the grid's voltage value V_Grid 230.4V 10 sec...

  • Page 25: Lock Screen

    This function is used to set the address when muti inverters are connected to single monitor. The address number can be assigned from “01”to “99”. The default address number of Solis S6 Mini Single Phase Inverter is “01”. YES=<ENT> NO=<ESC>...

  • Page 26: Advanced Info

    6. Operation User Manual 6.4 Advanced Info - Technicians Only NOTE: To access to this area is for fully qualified and accredited technicians only. Enter menu “Advanced Info.” and “Advanced settings” (need password). Select “Advanced Info.” from the Main Menu. The screen will require the password as below: YES=<ENT>...

  • Page 27: Version

    6. Operation User Manual 6.4.3 Version The screen shows the model version and the software version of the Inverter Model: 08 Software Version: D20001 Figure 6.7 Model Version and Software Version 6.4.4 Daily Energy The function is for checking the energy generation for selected day. YES=<ENT>...

  • Page 28: Yearly Energy

    6. Operation User Manual 6.4.6 Yearly Energy The function is for checking the energy generation for selected year. YES=<ENT> NO=<ESC> Select: 2020 Figure 6.12 Select year for yearly energy Press DOWN key to move the cursor to day and year, press UP key to change the digit. Press Enter after the date is fixed.

  • Page 29: Advanced Settings

    6. Operation User Manual 6.5 Advanced Settings - Technicians Only Select Advanced Settings from the Main Menu to access the following options: 1. Select Standard 2. Grid ON/OFF 3.Clear Energy 4. Reset Password 5. Power Control 6.Calibrate Energy 7.Special settings 8 STD.
  • Page 30 6. Operation User Manual NOTE: The default setting is 240V single phase “UL-240V-18”, otherwise, refer to local requirements. NOTE: This function is for technicians use only. Selecting the “User-Def” menu will access to the following submenu (see Figure 6.17). → OV-G-V1: 260V OV-G-V1-T: 1S Figure 6.17...

  • Page 31: Grid On/Off

    6. Operation User Manual 6.5.2 Grid ON/OFF This function is used to start up or stop the power generation of Solis Single Phase Inverter. → Grid ON Grid OFF Figure 6.18 Set Grid ON/OFF Screens can be scrolled manually by pressing the UP/DOWN keys. Press the ENTER key to save the setting.

  • Page 32: Calibrate Energy

    6. Operation User Manual Functions 1-4 are used to set inverter output power and reactive power. With restore means the change will not revert to default after restart. The default setting for functions 1-4 are 100% for output power and 0 for reactive power. Function 5 “select PF curve”...
  • Page 33 6. Operation User Manual This function is for maintenance personnel only, wrong operation will prevent the inverter from reaching maximum power. 6.5.7.1 Grid Filter Set Press the ENTER key to show the submenu of Grid Filter Set. Press the UP/DOWN key to select the value. Press the ENTER key to save the setting and return to the previous menu.
  • Page 34 6. Operation User Manual 6.5.7.6 MPPT Parallel Mode This is used for parallel strings into different inverter MPPTs. Press enter and press up or down to change the settings(see Figure 6.21). YES=<ENT> NO=<ESC> MPPTParallel: STOP Figure 6.21 MPPT Parallel Set Selecting RUN will enable parallel strings setup.Both MPPT channels will operate in parallel.
  • Page 35 6. Operation User Manual 6.5.7.8 V/FRT Set There are 5 option under this setting: 1.LVRT_CQC 2.LVRT.GN3.LVRT-BARare not used for the US, The function VRT_US (voltage ride through) and FRT_US (frequency ride through) two operation is used for UL1741SB(seeTable6.2,Table6.3). Selecting the setting to RUN will enable the inverter grid protection limits of UL 1741 SB requirements.

  • Page 36: Std.mode Settings

    6. Operation User Manual 6.5.7.9 IgZero_COMP.Set This function is for maintenance personnel only, wrong operation will prevent the inverter from reaching maximum power. 6.5.7.10 PI Set This function is for maintenance personnel only, wrong operation will prevent the inverter from reaching maximum power. 6.5.7.11 IgADCheckPRO Set This function is for maintenance personnel only, wrong operation will prevent the inverter from reaching maximum power.
  • Page 37 6. Operation User Manual Solis US version inverters have Seven working modes: 1. NULL 2. Volt-watt 3. Volt-Var 4. Fixed-PF 5. Reac-power 6. Power-PF 7. P-Q Mode 1.NULL Description: Inverter is not under any working mode. 2. Volt-Watt Description: Inverter will change the active output power based on voltage change.
  • Page 38 6. Operation User Manual 3. Volt-Var Description: Inverter will change the reactive output power based on voltage change. Q1,cap Q2=Q3=0 Vnom Q4,ind Figure 6.25 Volt-VAR curve for Q(V) Setting point Voltage Range Voltage Default Q Range/Default Vref 0.95Un~1.05Un (V1, Q1) (Vref-0.18Un)~(V2-0.02Un) Vref-0.08Un (0~60%)Sn/+44%Sn...
  • Page 39 6. Operation User Manual 5. Reac-Power Description: Inverter will generate reactive power based on changing output power. Range: -60%~+60% Default: 0% 6. P-Factor Description: Inverter will change power factor based on changing output power. Note: This Setting is NOT required by UL1741SB Standards. This function is for maintenance personnel only, wrong operation will prevent the inverter from reaching maximum power.
  • Page 40 6. Operation User Manual 6.5.8.1.2 With Rule21 Standard selected NOTE: The following modes are for "R21P3-480", "R21P3-48A". Solis US version inverters have Ten working modes: 1.NULL 2.Volt-watt 3.Volt-Var 4.Fixed-PF 5.Reac-power 6.Power-PF 7.VgWatt-UL Based on Rule21, working mode 1,2,3,4 can be used by grid operator.
  • Page 41 6. Operation User Manual Default Settings for Rule21 Standards: Rated 240V Grid Rated 208V Grid V1:less than Vstart V1:less than Vstart V2 (Vstart): (240-288V) Default 254V V2 (Vstart): (208-250V) Default 221V V3 (Vstop): (240-288V) Default 264V V3 (Vstop): (208-250V) Default 229V V4: larger than Vstop V4: larger than Vstop P1:100% P2:100% P3: 0% P4:0%...
  • Page 42 6. Operation User Manual under-excited under-excited YES=<ENT> NO=<ESC> Power Factor:+1.00 -1,0 -0,2 over-excited over-excited Figure 6.32 Fixed-PF Figure 6.33 PF Range 5. Reac-Power (Not Required) Description: Inverter will generate reactive power based on changing output power. Note: This Setting is NOT required by Rule21 Standards. This function is for maintenance personnel only, wrong operation will prevent the inverter from reaching maximum power.
  • Page 43 6. Operation User Manual 8. Enable both Volt-Var and Volt-Watt modes Description: Rule21 requires both Volt-var and Volt-watt modes can be enabled. To set both modes (Volt-var in high priority) Step 1: Select and set Volt-watt mode at first. Step 2: Enter "Working Mode" again and select and set Volt-var mode then. Step 3: To check the priority, a new mode will appear as "V-Q &...
  • Page 44 6. Operation User Manual 6.5.8.2 Power Rate Limit This function is used for changing power ramp up rate. When the inverter initializes or string MPPT changes, the ramp up rate is limited. The default setting is stop (disable). The setting range is from 10% to 600%, This will change the power change rate per minute.
  • Page 45 6. Operation User Manual Over frequency load shedding F start range is 59.936-60.036Hz. The default setting is 60.036Hz. Descending rate: 5%Pn/0.1Hz. F stop range: 61-64Hz. Default setting is 62Hz. Recovery rate: 5%Pn/0.1Hz. Press the Enter key to select the mode or frequency. Press Up/Down to set.
  • Page 46 6. Operation User Manual 6.5.8.7 Voltage PCC Set Set the voltage at the PCC point.This setting is required by RULE 21 requirements. PCC: Point of Common Coupling, the point where a Local EPS is connected to an Area EPS. This function is for maintenance personnel only, wrong operation will prevent the inverter from reaching maximum power.

  • Page 47: Restore Settings

    3. Meter in Grid EPM OFF: Functions are disabled Meter in Load: Solis Smart Meter is connected in the load branch circuit. Meter in Grid: Solis Smart Meter is connected in the grid connection point (The backflow power is default as 0W).
  • Page 48 6. Operation User Manual 6.5.11.2 Backflow Power The setting is used to define the allowed export power into the grid. ->Set Backflow Power YES=<ENT> NO=<ESC> Power:-00000W Figure . 6 44 Set the backflow power NOTE: Positive values indicate the amount of power is allowed to export to the grid.

  • Page 49: Export Power Set

    6. Operation User Manual 6.5.12 External EPM Set This setting should only be turned on when Solis external EPM device is used. Two options are available：5G-EPM and Others-EPM. ->5G-EPM Others-EPM Figure 6.46 5G-EPM Failsafe Option should be turned ON when 5G series EPM device is used Others-EPM Failsafe Option should be turned ON when 2G series EPM device is used Only one option can be activated each time.

  • Page 50: Compensation Set

    6.6 Arc fault (AFCI version) Solis single phase inverters have a built-in AFCI function which can detect an arc fault within the DC circuit. If the arc fault happens, it can only be removed manually. During normal operation, if arc fault happens in the DC circuit, the inverter will stop...

  • Page 51: Maintenance

    7. Maintenance User Manual Solis single phase inverter does not require any regular maintenance. However, cleaning the dust on the heat sink will help the inverter to dissipate heat and increase its life expectancy. The dust can be removed with a soft brush.

  • Page 52: Troubleshooting

    8. Troubleshooting User Manual The inverter is designed in accordance with the most important international grid-tied standards and safety and electromagnetic compatibility requirements. Before delivering to the customer, the inverter has been subjected to several tests to ensure its optimal operation and reliability.
  • Page 53 8. Troubleshooting User Manual Alarms Cause Solution Test – DC switch OFF • Check AC at the inverter test points • If AC measures low, adjust lower limit with permission from utility UN-G-V: Under • Inverter detects grid • Check LCD voltage reading, may be a bad Grid Voltage voltage as too low measurement circuit...
  • Page 54 8. Troubleshooting User Manual Solution Alarms Cause Test • Measure DC and AC voltages OV-BUS: DC • Compare with LCD • Inverter detects High BUS voltage is • Replace inverter DCV on internal bus too high • Internal damage • Wire came loose during shipping Test •...
  • Page 55 Please keep ready with you the following information before contacting us. 1. Serial number of Solis Single Phase Inverter; 2. The distributor/dealer of Solis Single Phase Inverter (if available); 3. Installation date. 4. The description of problem (i.e. the alarm message displayed on the LCD and the status of the LED status indicator lights.

  • Page 56: Maintenance

    9. Specifications User Manual Model Solis-1P2.5K-4G-US Max. input voltage 600V Rated voltage 250V Start-up voltage MPPT voltage range 50-450V Full load MPPT voltage range 114-450V Max. input current 14A/14A Max. short circuit current 22A/22A MPPT number / Max. input strings number Rated output power 2.5kW...
  • Page 57 9. Specifications User Manual Model Solis-1P2.5K-4G-US Natural convection Cooling concept Max. operating altitude 13120 ft (4000 m) UL 1741, IEEE 1547, UL 1699B, UL 1998, Compliance FCC, UL 1741SA, California Rule 21, SRD-UL1741 DC connection 1 knockout for 1" and 11/4" conduit at bottom, side and back, Screw clamp terminal 1 knockout for 1"...
  • Page 58 9. Specifications User Manual Model Solis-1P3.6K-4G-US Max. input voltage 600V Rated voltage 330V Start-up voltage 120V MPPT voltage range 90-520V Full load MPPT voltage range 164-520V Max. input current 14A/14A Max. short circuit current 22A/22A MPPT number / Max. input strings number Rated output power 3.6kW...
  • Page 59 9. Specifications User Manual Model Solis-1P3.6K-4G-US Natural convection Cooling concept Max. operating altitude 13120 ft (4000 m) UL 1741, IEEE 1547, UL 1699B, UL 1998, Compliance FCC, UL 1741SA, California Rule 21, SRD-UL1741 DC connection 1 knockout for 1" and 11/4" conduit at bottom, side and back, Screw clamp terminal 1 knockout for 1"...
  • Page 60 9. Specifications User Manual Model Solis-1P3.8K-4G-US Max. input voltage 600V Rated voltage 330V Start-up voltage 120V MPPT voltage range 90-520V Full load MPPT voltage range 169-520V Max. input current 14A/14A Max. short circuit current 22A/22A MPPT number / Max. input strings number Rated output power 3.8kW...
  • Page 61 9. Specifications User Manual Model Solis-1P3.8K-4G-US Natural convection Cooling concept Max. operating altitude 13120 ft (4000 m) UL 1741, IEEE 1547, UL 1699B, UL 1998, Compliance FCC, UL 1741SA, California Rule 21, SRD-UL1741 DC connection 1 knockout for 1" and 11/4" conduit at bottom, side and back, Screw clamp terminal 1 knockout for 1"...
  • Page 62 9. Specifications User Manual Model Solis-1P4K-4G-US Max. input voltage 600V Rated voltage 330V Start-up voltage 120V MPPT voltage range 90-520V Full load MPPT voltage range 182-520V Max. input current 14A/14A Max. short circuit current 22A/22A MPPT number / Max. input strings number Rated output power Max.
  • Page 63 9. Specifications User Manual Model Solis-1P4K-4G-US Natural convection Cooling concept Max. operating altitude 13120 ft (4000 m) UL 1741, IEEE 1547, UL 1699B, UL 1998, Compliance FCC, UL 1741SA, California Rule 21, SRD-UL1741 DC connection 1 knockout for 1" and 11/4" conduit at bottom, side and back, Screw clamp terminal 1 knockout for 1"...
  • Page 64 9. Specifications User Manual Model Solis-1P4.6K-4G-US Max. input voltage 600V Rated voltage 330V Start-up voltage 120V MPPT voltage range 90-520V Full load MPPT voltage range 210-520V Max. input current 14A/14A Max. short circuit current 22A/22A MPPT number / Max. input strings number Rated output power 4.6kW...
  • Page 65 9. Specifications User Manual Model Solis-1P4.6K-4G-US Natural convection Cooling concept Max. operating altitude 13120 ft (4000 m) UL 1741, IEEE 1547, UL 1699B, UL 1998, Compliance FCC, UL 1741SA, California Rule 21, SRD-UL1741 DC connection 1 knockout for 1" and 11/4" conduit at bottom, side and back, Screw clamp terminal 1 knockout for 1"...
  • Page 66 9. Specifications User Manual Model Solis-1P5K-4G-US Max. input voltage 600V Rated voltage 330V Start-up voltage 120V MPPT voltage range 90-520V Full load MPPT voltage range 228-520V Max. input current 14A/14A Max. short circuit current 22A/22A MPPT number / Max. input strings number Rated output power Max.
  • Page 67 9. Specifications User Manual Model Solis-1P5K-4G-US Natural convection Cooling concept Max. operating altitude 13120 ft (4000 m) UL 1741, IEEE 1547, UL 1699B, UL 1998, Compliance FCC, UL 1741SA, California Rule 21, SRD-UL1741 DC connection 1 knockout for 1" and 11/4" conduit at bottom, side and back, Screw clamp terminal 1 knockout for 1"...
  • Page 68 9. Specifications User Manual Model Solis-1P6K2-4G-US Max. input voltage 600V Rated voltage 330V Start-up voltage 120V MPPT voltage range 90-520V Full load MPPT voltage range 273-520V Max. input current 14A/14A Max. short circuit current 22A/22A MPPT number / Max. input strings number Rated output power Max.
  • Page 69 9. Specifications User Manual Model Solis-1P6K2-4G-US Natural convection Cooling concept Max. operating altitude 13120 ft (4000 m) UL 1741, IEEE 1547, UL 1699B, UL 1998, Compliance FCC, UL 1741SA, California Rule 21, SRD-UL1741 DC connection 1 knockout for 1" and 11/4" conduit at bottom, side and back, Screw clamp terminal 1 knockout for 1"...
  • Page 70 Manufacturer: Ginlong Technologies Co.,Ltd., Ningbo, Zhejiang, P.R.China US Office: 565 Metro Pl. S. Suite 3214, Dublin OH 43017, USA Toll-free: 866.438.8408 I Email: sales@ginlong.com I ussales@ginlong.com Web: www.ginlong.com Please adhere to the actual products in case of any discrepancies in this user manual. ComplywithCARule21/ SunSpec Certified...

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