TRSX-40

TRSX-40 AC Surge Protection Box 40kA Type 2 380V IP20

Main Features

Nominal discharge current (8/20μs) In: 20kA
Maximum discharge current (8/20μs) Imax:40kA
Voltage Protection Level (Up): ≤2.0kV
Nominal Voltage (Un): 380V AC
Max Operating Voltage (Uc): 385V AC
Response Time: <25ns
Mode of Protection: L-PE, N-PE
Compliance: EN 61643-11:2012, IEC 61643-11:2011/T2

The TRSX-40 Type 2 AC Surge Protection Box is a reliable surge protection solution for standard industrial and commercial power systems.
With a maximum discharge current of 40kA, it effectively suppresses transient overvoltage caused by lightning and switching operations.

Designed according to IEC 61643-11 (Type 2), this surge protection box ensures stable operation of electrical distribution equipment in medium-risk lightning environments.

Key Applications

Commercial buildings
Industrial power distribution panels
Electrical control cabinets
Infrastructure electrical systems

Parameter/Type	TRSX-40
Protected mode	L-PE, N-PE
Nominal voltage (Un)	380V AC
Maximum operating voltage (Uc)	385V AC
Nominal discharge current (8/20µs) (In)	20kA
Maximum discharge current (8/20µs) (Imax)	40kA
Voltage protection level (Up)	≤2.0kV
Response time (ta)	<25ns
The nominal cross-sectional area of the copper conductor for operation connection	Single or multiple stranded copper wire: 6mm²– 25mm²
Fault indication	red indication field
Degree of protection	IP20
Range of operating temperatures (min/max)	-40℃～+70℃
Humidity range	5%～95%
Mounting	Wall mounted installation
According to standard	EN 61643-11:2012, IEC 61643-11:2011/T2
Remarks	Other Uc can be customized.(420VAC, 385VAC, 320VAC, etc.)