SUNTREE SUP2H1-PV DC Surge Protector 3P

  • Product Type: DC Surge Protective Device (DC SPD)
  • Product Series: SUP2H1-PV
  • SPD Type: Type 2
  • Maximum Continuous Operating Voltage: 1000V DC / 1200V DC
  • Maximum Discharge Current (Imax): 20kA / 40kA
  • Protection Level (Up): 3.6kV / 40kV
  • Pole Configuration: 3P
  • Installation: 35mm Standard DIN Rail
  • Protection Degree: IP20
  • Operating Temperature: -40°C to +70°C
  • Module Type: Plug-in / Replaceable
  • Status Indication: Green / Red Visual Indicator
  • Remote Signaling: Optional

Prices were last updated on August 20, 2026

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Technical Specifications

Parameter Specification
Product Model SUNTREE SUP2H1-PV
Product Type DC Surge Protective Device (DC SPD)
SPD Type Type 2
Pole Configuration 3P
Maximum Continuous Operating Voltage (Ue) 1000VDC / 1200VDC
Maximum Discharge Current (Imax) 20kA / 40kA (8/20 μs)
Protection Level (Up) 3.6kV / 40kV
Service Temperature -40°C to +70°C
Relative Humidity ≤95% at 25°C
Installation Mode 35mm Standard DIN Rail
Window Indication Green: Normal / Red: Failure
Ingress Protection IP20
Leakage Current ≤20μA
Module Design Plug-in / Replaceable
Remote Signaling Optional
Disconnection Combined Disconnection
Arc Protection Short-Circuiting Device with Safe Electrical Isolation

Available Models

Model Poles Maximum Continuous Operating Voltage Maximum Discharge Current
SUP2H1-PV 3P 1000VDC / 1200VDC 20kA / 40kA

Available Voltage Ratings

Product Model Available Operating Voltage
SUP2H1-PV 1000VDC
SUP2H1-PV 1200VDC

Discharge Capacity

Parameter Specification
Maximum Discharge Current (Imax) 20kA / 40kA
Test Waveform 8/20 μs
Protection Level (Up) 3.6kV / 40kV

Mechanical Specifications

Parameter Specification
Installation 35mm Standard DIN Rail
Pole Configuration 3P
Module Type Plug-in
Module Replacement Easy Replacement
Installation Design DIN Rail Mounting

Environmental Specifications

Parameter Specification
Operating Temperature -40°C to +70°C
Relative Humidity ≤95% at 25°C
Ingress Protection IP20
Installation Environment DC / PV Electrical Enclosures

Protection Characteristics

Protection Function Specification
Surge Protection Transient Overvoltage Protection
Maximum Discharge Current 20kA / 40kA
Arc Protection Short-Circuiting Device with Safe Electrical Isolation
Disconnection Combined Disconnection
Visual Status Indication Green: Normal / Red: Failure
Remote Signaling Optional Floating Changeover Contact
Thermal Management Quick Heat Dissipation Design
Module Replacement Plug-in Replaceable Module

Safety and Design Features

Feature Description
Plug-in Clips Allow easy and quick replacement of the protection module
Flash Barrier Helps prevent arc propagation during current impact
Visual Indicator Green indicates normal operation, while red indicates module failure and replacement requirement
Remote Contact Signaling Optional floating changeover contact for remote status monitoring
Combined Disconnection Provides integrated disconnection functionality
Safe Electrical Isolation Helps reduce fire damage caused by DC arcs
Heat Dissipation Designed to quickly dissipate heat and reduce service temperature

Installation Note

The SUNTREE SUP2H1-PV should be installed on a 35mm standard DIN rail. When installing the PV-SPD inside an enclosure, a suitable electrical insulator should be used to maintain a minimum 10mm safety distance between the surge protective device and other grounded parts.

What Projects Is the SUNTREE SUP2H1-PV Suitable For?

SUNTREE SUP2H1

What voltage is the SUNTREE SUP2H1-PV DC Surge Protector suitable for?

The SUNTREE SUP2H1-PV is designed for DC applications with a maximum continuous operating voltage of 1000VDC or 1200VDC. The appropriate voltage version should be selected according to the DC system voltage.

What is the maximum discharge current of the SUNTREE SUP2H1-PV?

The SUP2H1-PV supports maximum discharge currents of 20kA and 40kA, based on the applicable product configuration. The discharge current is specified using the 8/20 μs test waveform.

How many poles does the SUNTREE SUP2H1-PV have?

The SUNTREE SUP2H1-PV is a 3-pole (3P) DC surge protective device, designed for use in photovoltaic and other DC electrical protection systems.

How is the SUNTREE SUP2H1-PV installed?

The device is designed for installation on a 35mm standard DIN rail. This installation method allows the SPD to be integrated into electrical distribution and PV protection enclosures.

How can I know whether the SPD module needs to be replaced?

The SUP2H1-PV uses a visual status indicator. A green indicator shows normal protective status, while a red indicator indicates failure and that the module should be replaced.

Does the SUNTREE SUP2H1-PV support remote status monitoring?

Yes. The device features optional remote contact signaling using a floating changeover contact, allowing the protection status to be monitored remotely.

5/5 - (1 vote)

2 reviews for SUNTREE SUP2H1-PV DC Surge Protector 3P

  1. Michaela

    Is this 3P version suitable for three-pole DC PV applications, and what is its maximum voltage rating?

  2. Marcia

    The 3P configuration looks useful for more demanding PV protection setups.

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