Why choose us?

17 years – Shanghai KIRTUN electrical Equipment Group Co. Ltd is founded in 1997.300 branches and offices - more than 300 branches and offices all over the world, more than 150 series, more than 6800 kinds of products are exported to the world.5000 workers - We have over 5000 workers.USD100, 000,000 - Total revenue is above US$100 Million.100,000 square meters - The area of Kirtun is about 100,000 square meters.9 diversified industries – we have 9 diversified industries and have developed into a large-scale comprehensive enterprise group with independent import and export rights.Technology development- Introduce international advanced technology the Russian Lenin Electrical Institute development, Company adhering to the “second is behind” business management concept.Certification - We have passed ISO9001:2000 Quality Management System and CCC, SGS, Intertek , CE, CB, OS, Supplier Assessment.Application

KCB30LE-32 residual current circuit breaker is applicable to a line of AC 50Hz/60Hz, rated voltage 230V, used as a protection of personal electric shock current and appliances electric leakage, and rated current up to 32A. It has a function of protecting line overloading and short circuit It can also be used for infrequent making electrical appliances and illumination lines. It is especially applicable to industrial and commercial distribution system.

If needed, it can add function of over-voltage protecting, over-voltage protection rated value Uvo=280V.

It meets national standard of GB 16917.1

Specification

Main Technical Parameter

Type	DZ30LE-32
Pole	1P+N
Rated current (A)	6,10,16,20,25,32
Rated voltage (V)	230
Shell grade rated current Inm(A)	32
Rated short circuit breaking capacity Ics(A)	4500
Rated residual operating current In(A)	0.03
Rated residual non-operating current Ino(A)	0.015
Rated residual making and breaking capacity Im(A)	2000

Residual current breaking time

In(A)	In(A)	breaking time (s)
		In	2 In	5 In	500
6~32	0.03	0.1	0.08	0.04	0.04

The over-current protection property

Order number	Release rated current In(A)	Initial Status	Test Current	Required time	Expected Result	Note
a	In≤32A	Cold position	1.13In	t≥1h	Non-release	-
b		Carried out immediately after previous test	1.45In	t < 1h	Release	Current smoothly rises to specified value within 5s
c		Cold position	2.55In	1s < t< 60s	Release
d		Cold position	5In	t≥0.1s	Non-release	Connect current by closing auxiliary switch
e		Cold position	10In	t < 0.1s	Release

Applicable conducting wire

Rated current In (A)	Normal cross section of wire (mm2)
In≤6	1
6<In≤13	1.5
13<In≤20	2.5
20<In≤25	4
25<In≤32	6

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