Circuit breaker 3VA2 IEC Frame 100 switching capacity class C Icu=110kA @ 415V 3-pole, system protection ETU350, LSI, In=25A overload protection Ir=10A...25A short-circuit protection Isd=1.5...10 x Ir, Ii=12 x In terminal connection 3VA2 molded case circuit breaker with ETU 3-series for system protection. The 3VA molded case circuit breakers from Siemens, as an important component of the SENTRON protection components for industrial applications as well as for applications in the infrastructure sector, offer effective system, starter and motor protection by safely switching off in the event of overload and short circuit. The 3VA molded case circuit breakers set standards in flexibility and modular accessories. Uniform accessories for several sizes across all series of the 3VA1 and 3VA2 molded case circuit breakers. This variant of the 3VA molded case circuit breaker is characterized by: 1. Compact design. 2. Available as a variant for system protection and generator protection depending on the ETU. 3. Available as a 3- and 4-pole version. 4. Depending on the size: Rated current 25 A...630 A. 5. Four switching capacity classes from 55 kA ... 150 kA at 415 V. 6. Can be installed in fixed, plug-in or withdrawable versions. 7. The series has an electronic overcurrent release. 8. Modular and easy-to-install internal accessories with a wide range of functions. www.siemens.de/3VA. Siemens offers a comprehensive portfolio of protection, switching, measuring and monitoring devices, distribution systems as well as switches and sockets for safe, efficient electrical infrastructure in buildings and industry.
Property | Value |
Rated continuous current Iu: | 25 A |
Number of poles: | 3 |
Degree of protection (IP): | IP40 |
Overload release current setting: | 10 to 25 A |
Setting range of the instantaneous short-circuit release: | 300 A |
Rated voltage: | 690 V |
Rated short-circuit breaking current Icu at 400 V, 50 Hz: | 110 kA |
Suitable for DIN rail mounting: | yes |
Integrated earth fault protection: | no |
Integrated motor drive: | no |
Optional motor drive: | yes |
With trip detector: | no |
Complete device with protection unit: | yes |
DIN rail mounting optional: | yes |