Scope of application

DZB1-100 miniature circuit breaker has a beautiful and compact appearance, light weight, excellent and reliable performance, high breaking capacity, quick tripping, rail installation, high flame retardant and impact resistant plastic shell and components, long service life, mainly used for AC 50 Hz/60 Hz circuits with single pole, 230 V/400 V, two-pole, three-pole, four-pole 400 V, and 

a rated current of 63 A to 100 A for overload and short circuit protection, and can also be used in electrical devices and lighting circuits that are not frequently turned on and off under normal circumstances.The product complies with GB14048.2 and IEC60947-2.

Model and meanings

Ordering instructions

● Product model and name, such as DZB1-100 miniature circuit breaker;

● Rated current, such as 63 A;

● Number of poles of circuit breaker, such as 2P;

● Order quantity, such as 50 units;

● Order example: DZB1-100 miniature circuit breaker, 2P, 63 A, 50 units.

Main technical parameters

● Technical parameters

○ The rated current of the circuit breaker is 63 A, 80 A, 100 A;

○ The number of poles of a circuit breaker is divided into: one pole; two poles; three poles and four poles;

○ Rated value and rated short-circuit breaking capacity of the circuit breaker (see Table 1);

● Operating performance of the overcurrent release of the circuit breaker (see Table 2);

● Mechanical and electrical operation performance: The operating cycle of the circuit breaker is 10000 times, of which the onload operating cycle is 1500 times, and the no load operating cycle is 8500 times.

● The circuit breaker should be installed on the TH35-7.5 standard rail using embedded installation.

Outline, installation dimensions, and installation rail dimensions