EKU5-T2-20PV Type 2 Surge Protective Device for Solar PV Systems (20kA/DC600-1500V)

Standard: IEC/EN 61643-31

Surge Rating: Imax=20kA (8/20 µs)

Voltage protection level (Up): <5,2kV

IEC/EN Category: Class II / Type 2

Max. continuous operating voltage (Ucpv): 600, 800,1000,1500V

Housing: Pluggable Design

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Description
Product Parameters
Product Introduction

EKU5-T2-20PV is a high-performance Type 2 surge protection device engineered for solar PV applications, offering reliable defense against transient overvoltages in DC circuits. Designed in compliance with IEC/EN61643-31 standards, this SPD combines advanced MOV technology with modular flexibility to safeguard photovoltaic arrays, inverters, and DC power systems from lightning-induced surges and switching transients.

 

Typical Applications

DC side protection for:
• 600-1500V solar farms
• PV combiner boxes
• Battery energy storage systems
• Microinverter arrays

Industrial DC power distribution

EV charging station backplanes

Product Parameters

No.of poles

2P

3P

Location of Use

String box, Inverter

Mode of protection

(DC+)-PE,(DC-)-PE,(DC+)-(DC-)

Protective elements

High Energy MOV

Maximum continuous operating DC voltage

Ucpv

600V

800V

1000V

1000V

1500V

Norminal discharge current (8/20μs)

In

10kA

Total discharge current (8/20μs)

ITotal

20kA

Maximum discharge current (8/20μs)

Imax

20kA

Voltage protection level

Up

2.6kV

3.5kV

4.0kV

4.0kV

5.2kV

Response time

tA

≤25ns

Operating temperature range

Tu

-40℃ to +80℃

Operating state/fault indication

Green/Red

Cross-section area (Min.)/(Max.)

4mm²/35mm²

Mounting

35 mm DIN Rail, EN 60715

Enclosure material

Thermal Plastic UL94-V0

Degree of protection

IP20 (built-in)

 

Why Choose EKU5-T2-20PV?
This SPD provides cost-effective surge protection through:

• System Longevity - Prevents inverter damage from repeated micro-surges

• Downtime Reduction - Fault indication enables proactive maintenance

• Future-Proof Design - Scalable configurations support system upgrades

• Simplified Compliance - Meets NEC 690.9/CEC 64-066 code requirements

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Looking ahead, ETEK Electric remains committed to becoming a globally renowned manufacturer in the new energy and electrical protection industry. We continue to focus on:
Developing innovative green energy solutions
Enhancing product safety and reliability
Expanding our sustainable technology portfolio
Supporting global energy transformation
Contributing to a low-carbon future

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