Surge protection cabinet for power system

Model:	LZA-/F Series
Brand:	LZZ
Origin:	Made In China
Category:	Security & Protection / Other Security & Protection
Label:	Surge protection , lightning protection
Price:	-
Min. Order:	100 pc

Product Description

Application range: These series are applied to equipotential bonding of the low voltage main or distribution boxes in the building, providing protection against the overvoltage arising fromthe lightning strike to power supply or faulty operation. (option from standard IEC61643-1 and GB50343)

Main features.

☆ Convenient wiring standard connection components

☆ Build-in temperature control and circuit breaking technology, high security performance.

☆ Green light in notice window indicates normal, red indicates broken, replacement notice, which are clear and easy distinguished.

☆ Function of lightning count capable of storage and display of lightning frequency

☆ Display status of normal on and off

☆ Totally-enclosed metal shell good shielding effectiveness free maintenance

Main technical data

Type	LZA-20C		LZA-40B
suffix	/2F	/3F	/2F	/3F
Norminal working voltage Un V	220V	380V	220V	380V
Max. continuous AC Voltage Uc V	385		385
Voltage protection level Up KV	＜1.8		＜2.0
Norminal discharge current In (8/20μs) kA	20		40
Max. Discharge current Imax (8/20μs) kA	40		80
Reserve protection breaker	40A/2P	40A/4P	63A/2P	63A/4P
Protection principle	2P	3P+N	2P	3 P+ N
Response time ns	＜25
Enclosure material	Aluminum alloy
Cross-sectional area	≥10mm 2 stranded/ flexible
Starting current	≥400A
Counting range	0-99
Leakage current 75% Uc 1mA	≤20μA