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Surge Protection Device | 40kA Max Discharge Type 2 Three Phase SPD

Categories Surge Protection Device
Model Number: LPM 20-275/4
Max Continuous Voltage Uc: 320Vac
Brand Name: LLH
SPD Class: IEC 61643-11 Type 2
MOQ: 1 piece
Delivery Time: 5-8 work days
Ingress Protection: IP20 Indoor Only
Price: $35/pcs
Operating Humidity: ≤95%RH at 40℃
Certification: CE,TUV
Max Discharge Current: 40kA (8/20μs)
Place of Origin: China
Overall Dimension: 90×72×68mm
Packaging Details: 1 piece/box
Payment Terms: L/C,D/P,T/T,D/A,Western Union
Supply Ability: 6000 pieces/month
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Surge Protection Device | 40kA Max Discharge Type 2 Three Phase SPD

Product Description

This 4-pole Type 2 surge protection device is engineered for 320Vac three-phase distribution systems, mounted in LPZ0B-LPZ1 distribution cabinets. With 40kA maximum discharge capacity, it diverts heavy lightning surges and limits voltage protection level 1.5kV to prevent transient overvoltage damage on industrial controllers and building power meters. Anti-vibration modular structure fits constantly vibrating factory cabinets, with built-in thermal release to avoid overheating risks. Front green/red status window provides local visual check, while NC/NO remote contacts connect to central monitoring systems. PA6 V0 flame retardant housing fits low-voltage panels in factories, shopping malls and office buildings.

Key Features

40kA Imax surge capacity for heavy lightning transient diversion

Full L-N & N-E multi-mode protection circuit

Stable performance from -40 to +70 ambient temperature

Standard DIN rail mounting, accepts 2.5~25mm² conductors

Dual status monitoring: local visual indicator + remote alarm signal

FAQ:

Q1: Can this unit be installed outdoors directly?

A: IP20 enclosure only supports indoor cabinet installation; outdoor exposed mounting is prohibited.

Q2: What is the standard screw torque for wiring terminals?

A: Terminal screw torque is 5N·m, required wire strip length 12mm.

Q3: Is it compatible with TT / TN-S three-phase power systems?

A: Yes, it works with standard TN-S and TT AC three-phase systems under LPZ secondary protection standards.

China Surge Protection Device | 40kA Max Discharge Type 2 Three Phase SPD factory
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