CPS SCA25KTL-DO/US-208 - User Manual

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CPS SCA Series Grid-tied PV Inverter

CPS SCA25KTL-DO/US-208

Installation and Operation Manual – Rev 1.2

CHINT POWER SYSTEMS AMERICA CO.

Revision 1.2 - June 2023

Main Page

Table of Contents3
Before You Start7
Important Safety Instructions9
Overview15
Inverter for Grid-Tied PV Systems15
2.2 Product Features16
Product Protection and Functions17
Smart Inverter Functions18
Appearance and Main Item Description19
Schematic Diagram and Circuit Design20
Anti-Islanding Detection21
DC Ground Fault Protection21
Surge Suppression22
DC Arc-Fault Protection22
Module-Level Rapid Shutdown22
Installation23
Recommendations before Installation25
Mechanical Installation28
Dimensions28
3.2.2 Installation Method28
3.2.3 Installation Space Requirement30
Mounting the Inverter Onto the Bracket34
Electrical Installation43
Removing/Replacing the Wiring Box Cover43
3.3.2 Wiring Box45
DC and Ground Connection47
AC and Ground Connection56
Communication Connection63
Description of the Communication Board64
RS485 Communication64
RS485 Network Set-Up65
Communication Wiring67
User Interface68
Description of Lcd Panel68
Operation State70
Interface Types71
Commissioning73
Mechanical Installation Check73
Conductor Connections Check73
Electrical Check73
Commissioning Steps74
Main Menu and Operation80
Measurement Data80
Setting82
System Parameters84
Control Command86
6.2.3 Protect Parameters89
LVRT/HVRT Parameters94
Power Derating Setup99
Reactive Power Derating Setup103
Arc Parameters108
Other Parameters109
Power On/Off115
Manual Power ON/OFF115
Automatic Turn ON/OFF115
History Record116
Start-Up118
Shut-Down118
Operation Mode118
Grid-Tied Power Generation119
Firmware Upgrade120
Fault Shutdown and Troubleshooting123
Led Fault and Troubleshooting123
Lcd Fault and Troubleshooting124
Maintenance and De-Installation130
Product Maintenance130
Check Electrical Connections130
Clean the Air Vent Grate130
Replace the Cooling Fans130
Replace the Inverter133
D E - Installing the Inverter136
Accessories137
Shade Cover (Ssc-60St)137
Protection from Harsh Conditions137
Increased Energy Production137
Y-Comb Terminal Block (Optional)138
10 Technical Data139
Datasheet139
Measurement Tolerances142
Production Graphs143
High Temperature Derating Graph143
Altitude Derating Graph143
Grid Voltage Derating Graph144
PV Voltage Derating Graph145
Reactive Power Capability146
11 Limited Warranty147

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CPS SCA25KTL-DO/US-208 Specifications

General

Brand	CPS
Model	SCA25KTL-DO/US-208
Category	Inverter
Language	English

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CPS SCA25KTL-DO/US-208 - User Manual

Table of Contents

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