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DAB7 series Miniature Circuit breaker(MCB)
Miniature circuit breakers DAB7-63H are intended for providing automatic power source cut-off under excess currents.They are recommended for use in group panels (apartment and floor) and distribution boards of residential, domestic, public and administrative buildings.
64 items per 8 rated currents ranging from 6 to 63 A.
This MCB has been obtained ASTA, SEMKO,CB,CE certificate.
- Product Description
- Specifications
- Product Features
- More Details
Product Description
Advantages
· Two types of overcurrent protection – thermal and electromagnetic.
· High Breaker capacity 10KA
· Independent contact position indicator.
· DIN rail latch with a double fixed position.
· Wide range of operating temperatures from –40 to +50° С.
· Wide engagement lever with improved contact area.
· Notches on terminal clamps lower thermal losses and boost the mechanical stability of connection.
Specifications
Technical Features
MCB DAB7-63 | |||||||
For protection of general power distribution (IEC/EN 60898-1) |
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Poles | 1P | 2P | 3P | 4P | |||
Electrical performance | |||||||
Functions | short circuit protection,overload protection,isolationg,control | ||||||
Rated frequency f (Hz) | 50-60Hz | ||||||
Rated working voltage Ue V AC | 230/400 | 400 | |||||
Rated current In(A) | 6,10,16,20,25,32,40,50,63 | ||||||
Rated insulated voltage Ui (V) | 500 | ||||||
Impulse withstand voltage UimpkV | 4 | ||||||
Instantaneous tripping type | DAB7-63N | B/C/D | |||||
DAB7-63H | B/C/D | ||||||
Rated short circuit Icn(kA) | DAB7-63N | 6 | |||||
DAB7-63H | 10 | ||||||
Release type | Thermal magnetic type | ||||||
Service life(O~C) | Mechanical | Actual value | 20000 | ||||
Standard value | 4000 | ||||||
Electrical | Actual value | 8000 | |||||
Standard value | 4000 | ||||||
Connection and installation | |||||||
Protectiom degree | IP20 | ||||||
Wire mm² | 1~35 | ||||||
Working temperature | -5~+40℃ | ||||||
Resistance to humidity and heat | Class 2 | ||||||
Altitude above sea | ≤2000 | ||||||
Relative humidity | +20℃,≤90% ;+40℃,≤50% | ||||||
Pollution degree | 2 | ||||||
Installation environment | Avoid obvious shock and vibration | ||||||
Installation class | Class II , Class III | ||||||
Mounting | DIN35 rail | ||||||
Combination with accessories | |||||||
Auxiliary contact | Yes | ||||||
Alarm contact | Yes | ||||||
Shunt release | Yes | ||||||
Undervoltage release | Yes | ||||||
Auxiliary contact+Alarm contact | Yes | ||||||
Dimensions(mm)(WxHxL) | a | 18 | 36 | 54 | 72 | ||
b | 80 | 80 | 80 | 80 | |||
c | 72 | 72 | 72 | 72 |
Product Features
· Two types of overcurrent protection – thermal and electromagnetic.
· High Breaker capacity 10KA
· Independent contact position indicator.
· DIN rail latch with a double fixed position.
· Wide range of operating temperatures from –40 to +50° С.
· Wide engagement lever with improved contact area.
· Notches on terminal clamps lower thermal losses and boost the mechanical stability of connection.
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