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Scope of Application

DZ47GQ-63 Voltage Protector (under voltage protection circuit breaker and over voltage protection circuit breaker) is the derivative product of DZ47-63 miniature circuit breaker With voltage module. It' s appropriate for the rated current of 1-63A, AC 50Hz, rated voltage of 230V, over-voltage protection setting value at (275 ± 5%), under-voltage protection rating of 170 ± 5%, it is used for over-current, short-circuit and over-under voltage protection of building circuit facilities and AC distribution system and electrical equipment. It is the best products installed in the residential, hotel hospitals, shops and office buildings.

Main Technical Parameters

Rated Current6A,10A,16A,20A,25A,32A,40A,50A,63A,80A,100A,125A
Rated Voltage UeAC230V
Action value of protection270V±5%,170V±5%
Rated Breaking Capacity4500A
Rated Impulse Withstand Voltage(1.2/50)Uimp4kV
Dielectric Test Voltage At And Ind . Freq . For 1min2kV
Protection ClassIP20
Thermo - Magnetic Release CharacteristicC-Curve (5-10In)
Electrical Life8000
Mechanical Life20000
Installation35MM DIN Rail Mount or M3 Screw Side Mount
Reference Temperature For Setting Of Thermal Element30℃
Ambient Temperature-5~+40℃
Terminal Connection TypePhillips Screws
Adapter Cable6-63A 1-10mm² 16-7AWG| 80-125A 8-35mm² 16-2AWG;
Tightening Torque3.0N.M
Combination With Accessories Auxillary Contact
Auxillary ContactYes
Alarm ContactYes
Shunt ReleaseYes
Under Voltage ReleaseYes

Tripping Characteristic Curve -- C Type

Temperature compensation

When the ambient temperature is not a benchmark of 30 degrees , the reference correction factor is as folows .

Ambient Temperature-20℃-10℃0℃10℃20℃30℃40℃50℃60℃
Current Correction Coefficient1.


Rated CurrentMinimum Adapter Copper Wire
6A1 MM² / 17AWG
10A1.5 MM² / 16AWG
16A1.5 MM² / 16AWG
25A2.5 MM² / 13AWG
32A4 MM² / 11AWG
40A6 MM² / 10AWG
50A10 MM² / 7AWG
63A10 MM² / 7AWG
80A 16 MM² / 5AWG
100A 25 MM² / 4AWG
125A 35 MM² / 2AWG

Mounting Method

1. Installed With 35MM Guide Rails.
2. Install With 3*25MM Screws On The Side
3. Install With Circuit Breaker Box.

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