NH42 Series Manual Transfer Isolator

Product category:: Isolating switch
Product code:: P-678
Model:: NH42

Function & Use (Application Scenarios)

Switching electrical equipment, isolating switches are mainly applicable to the NH42 series dual power supply manual isolating switch. It is suitable for AC 50Hz, AC rated voltage 690V and below, with rated current up to 125A. In industrial enterprise power distribution equipment, it can be used for two power supply conversions without frequent operations.

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Product highlights

Strong breaking capacity
Reliable isolation protection
Engineering Application Compatibility
Stable and reliable operation
Easy system integration

Model

NH42

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Main Product Parameters

CategorySwitchgearSecondary categoryIsolating switch

Product details

Function and Usage

The NH42 series dual power supply manual isolating switch is suitable for AC 50Hz, AC rated voltage up to 690V, and rated current up to 125A. In industrial and mining enterprise distribution equipment, it is used for infrequent manual connection and disconnection of circuits and isolation of power sources for two power source switching. It shall not be used for direct starting of a single motor.

Detailed Parameters

Parameter Category	Parameter Item	Parameter Value
4 Main Parameters and Technical Performance	NH42-16~125
	Rated thermal current Ith (A)	16, 25, 32, 40, 63, 80, 100, 125
	Rated insulation voltage Ui (V)	800
	Rated impulse withstand voltage Uimp (KV)	8
	Rated working current le(A)	AC22: 16, 25, 32, 40, 63, 80, 100, 125; AC23: 16, 25, 32, 40, 63, 80, 100, 125; AC22: 16, 25, 32, 40, 63, 80, 100, 125; AC23: 16, 25, 32, 40, 63, 80, 80, 80
	Motor Power (KVA)	415V: 7.6, 12, 15, 18.5, 25, 40, 50, 63; 690V: 15, 15, 22, 22, 22, 33, 50, 75
	Rated short-time withstanding current Icw(kA)	2.5
	Rated making capacity (A)	10le
	Rated breaking capacity (A)	8le
	Mechanical life (times)	6000
	Electrical life (times)	300
	Operating force (N)	40~100

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