1.Application of GSH3-20/32 Finger-Protected Type Fast Change-Over Switch:
GSH3-20/32 series of finger-protected type fast change-over switch, mainly used in AC-21A use category, AC 50 HZ, rated operational voltage 230V/400V, rated operational current to 32 A circuit, and can be used for circuit control switch, test equipment switch, motor control switch and master control switch,and with electric welder use change-over switch and so on, especially in UPS uninterrupted power supply system, mainly used in changing-over as standard power test switch. AC-3 use category, rated operational voltage is 400V, rated operational current to 22A circuit, direct-on starting, in operation breaking three-phase asynchronous motor.
Products meet the standards GB14048.5, GB14048.5, and IEC/EN60947-3, IEC60947-5-1.
Note: this product can not be used as dual power selector switch .
2.Product features
Notmal open and normal close contact changeover time less than 6 ms.
Use fast switching mechanism.
Action mechanism is directly operated type, contact is double breakpoint.
The way of installation is mounting screw after the board.
Protection grade IP20(finger-protected).
Made of environment friendly material.
IMC/EN60947-3 GB14048.3.Meet a criterion IEC/EN60947-3 GB14048.3
3.Main technical parameters
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Type specification
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Using type
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Nominal insulation voltage Ui(V)
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Rated operational voltage Ue(V)
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Rated operational current Ie(A)
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Rated control power (KM)
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GSH3-20
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AC-21A
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690
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230,400
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20
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/
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AC-3
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690
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400
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10
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5.5
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|
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GSH3-32
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AC-21A
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690
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230,400
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32
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/
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AC-3
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690
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400
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22
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11
|
|
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Operational frequency
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4. Production line
Raw materials testing
Plastic shell processing
Coil winding processing
Magnet processing
Spring winding
Metal parts processing
Product assemble
Product testing