TSB4 Mini Circuit Breaker
TSB4 Mini Circuit Breaker


TSB4-32 is used in the single phase circuit of AC 50Hz/60Hz, rated voltage 230V or below for protecting circuit from overload and short circuit. This product has advantages of high breaking capacity, small volume, width is only 18mm. It conforms with the standards of IEC60898.

2. Main Technical Parameter

Type TSB4-32
Pole 1P+N
Rated current (A) 6,10,16,20,25,32
Rated voltage(V) 230
Type of instantaneous release C
Rated making/breaking capacity Im(A) 4500

3. Applicable conducting wire:

Rated current(A) Norminal 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

4. The over-current protection property

Ambient Temperature Initial Status Test Current Expected Result Expected Result Note
Cold position 1.13In t 1h Non-release -
30 2oC Carried out immediately after previous test 1.45In t<1h Release -
Cold position 2.55In 1s < t < 60s Release Current smoothly rises to specified value within 5s
-5~+40oC Cold position 5In t 0.1s Non-release Type C
Cold position 10In t < 0.1s Release Type C

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