Industrial 20-40kA DIN Rail Surge Protector

DIN-rail surge protector with 20kA nominal and 40kA maximum discharge current, 385V Uc rating, fault indication and remote signaling contacts.

Key features

20-40KA Power Surge Protector/Lightning Protector
AC maximum continuous working voltage Uc:385V
Nominal discharge current (8/20μS) In :20KA
Maximum discharge current (8/20μS) Imax :40KA
Response time tA :≤25nS
Protection level: IP20
Temperature range Tu: -40℃…+80℃
Installation width: 2mods
Installation bracket: 35mmDIN
Terminal performance Un/ln Remote signal terminal wiring: AC:250V/0.5ADC:250V/0.1A,125V/0.2A,75V/0.5A

Specification

Model	SPD40KV-2P
AC Nominal Working Voltage (Un)	230V / 50Hz
Maximum Continuous Operating Voltage (Uc)	385V
Nominal Discharge Current (8/20 μs) (In)	20 kA
Maximum Discharge Current (8/20 μs) (Imax)	40 kA
Voltage Protection Level (Up)	≤ 1.75 kV
Response Time (tA)	≤ 25 ns
Backup Fuse	160 A
Short-Circuit Capacity	25 kA / 50 Hz
Operating Temperature Range	-40℃ ~ +80℃
Installation Wiring Method	Parallel connection
Wiring Specification	Multi-strand wire 16 mm²
Working Status / Fault Indication	Green / Red
Housing Material	PBT flame-retardant plastic (Red, optional Gray), UL94-V0
Installation Width	2 modules (2P)
Installation Bracket	35 mm DIN rail
Protection Level	IP20
Remote Contact Type	Switch changeover contact
Terminal Performance	Un / In AC: 250V / 0.5A DC: 250V / 0.1A, 125V / 0.2A, 75V / 0.5A
Remote Signal Terminal Wiring	Max 1.5 mm² single-strand or multi-strand wire