Intelligent air circuit breaker
· Switchgear ACB, Intelligent air circuit breaker
· Rated voltage: 380V, 690V, 700V,1000V
· Rated current:630-6300A
· Breaking ability: 50-150kA
· Short-term withstand current: 42-85kA
· Standard: IEC, ANSI, GB
· Draw-out or Fixed Type
UNDW45 series intelligent universal circuit breakers could be used for controlling the low voltage distribution net and keeping it safety. Installing in the low voltage distribution panels, it works as master switch, has smartIntelligent controller offering various function, and protection grade is up to IP40.
All UNISUN Electric low voltage breaker are in conformity with IEC standards, and recommendations EC 61439-1. Breakers in conformity with specific country standards can also be supplied. (IEEE, GB).
Specification data sheet
Rated circuit breaker ampere meter
Shell grade rated current A
Rated current A
630、 800、 1000、 1250、 1600、 200
2000、 2500、 2900、 3200
3200、 3600、 4000
4000、 5000、 6300
Breakers of rated short circuit breaking capacity and short-time withstand current, Circuit breakers arcing distance as “zero” (that is, outside the circuit breaker no flying no ARC):
Shell grade rated current 1nm A
Rated limited short-circuit breaking capacity Icu 0-CO (KA)
Rated short-circuit making capacity (KA) NX Icu/cosO
Rated short circuit breaking capacity Ics 0-CO-CO (KA)
Rated short-time withstand current lewv 1S delay 0.4s,O-CO (KA)
Note: the line breaking capacity in the same.
- Products can be customized by customer requirements, above data is standard data, customized data please contact us.
- Products can be customized by customer requirements, above dimension may change, correct dimension please contact us.
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