TGD1-32 AC Motor Circuit Breaker
TGD1-32 AC Motor Circuit Breaker

TGD1-32 AC Motor Circuit Breaker

TGD1-32 AC motor circuit breaker is suitable for circuits with AC voltage up to 690V and current up to 32A for overload, open-phase, short-circuit protection, and infrequent start control of three-phase squirrel-cage asynchronous motor and for power distribution line protection, and infrequent load changeover. It can be used as disconnector.

TGD1-32 AC Motor Circuit Breaker





Technical Parameters:

1.1 Rated insulation voltage Ui(V): 690.

1.2 Rated working voltage Ue(V): 230/240, 400/415, 440, 500, 690.

1.3 Rated frequency (Hz): 50/60.

1.4 Frame current Inm(A): 32.

1.5 Rated current of release In(A): (See Table 1).

1.6 Setting current range: (See Table 1).

1.7 Rated ultimate short-circuit breaking capacity Icu(kA): (See Table 1).

1.8 Rated operating short-circuit breaking capacity Ics(kA): (See Table 1).

1.9 Rated impulse withstand voltage Uimp(V): 6000

Working environment conditions:

2.1 The altitude generally does not exceed 2,000 meters at the installation site.

2.2 The lower limit of ambient air temperature generally is not below than -5℃, the upper limit generally is not higher than +40℃, and the mean within 24H does not exceed +35℃.

2.3 Atmospheric conditions: The relative air humidity does not exceed 50% at the ambient air temperature +40℃, and a higher relative humidity is allowed at a lower temperature. The mean monthly minimum temperature of the wettest month does not exceed +25℃, and the mean monthly maximum relative humidity of this month does not exceed 90%. Condensation occurred on the product surface due to temperature changes shall be considered.

2.4 Pollution degree: 3.

2.5 Installation category: Class III.

2.6 The inclination between the motor circuit breaker and the vertical installation plane does not exceed 5°.

2.7 Trip class: 10A.Technical Parameters:


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Zhejiang Tengen Electric Co., Ltd.

Sulv Industrial Zone, Liushi Town, Yueqing City, Zhejiang Province, China, 325699

+86 21 3119 8727

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