Local Remote Digital Speed Indicator Universal Change-Over Switches For DC Conditions

LW39-25A universal change-over switches are applicable to the places where there are bigger capacities, especially to DC conditions. The international popular built-in wiring method is used, safe and reliable. The rolling bearings are used inside with smooth hand feeling and long mechanical service life. Its conventional thermal current is 25A and AC disconnecting capacity can reach 5A/110V.

Technical Parameters

Rated Insulation Voltage Ui:690V
Conventional Thermal Current Ith: 25A
Power Frequency Withstand Voltage: 2500V, 1min
AC Service Life: 200,000 times
DC Service Life: 100,000 times
Mechanical Service Life: 300,000 times

Our company Hontai Machinery and equipment (HK) Co. ltd focus is on steel mills, power plants, cement plant , chemicals, paper, CNC numerical control machine tool industry system spare parts! Main products: DCS system cards, spares of turbine ,generator ,boiler ,blower , coal mill , motor , transformer , pump, valve , air compressor , meters and Instruments , cable and wire , actuator , circuit Breaker , gear reducer, coal feeder and flame , servo controllers, etc.

we are the major partner with leading companies in China including SEC, Dongfang and HEC. We have long-term business relationships with world majors like Samra , Vedanta, and PT PJB and so on .

We are upholding to creating as a leading player in the worldwide energy and machinery industry! You are welcome to contact us for more information!

Stand in customers’ situation to grasp the quality, coupled with our genuine service, we attain deep trust and recognition from our clients.
 

Hontai business scope include:

Export products :

- turbine

- generator

- boiler

- blower

- coal mill

- Flame ignition & spares 

- Actuator 

- Motor 

- Reducer 

- Valve 

- ESP 

- Coal feeder 

- Electric panel 

- Instrument & indicator 

- Other industry spares for replace : relay , fuse , transformer , solenoid value , 

limited switch , transducer , sensor , thyristor and so on .

Import products :

- Coconut fiber

- Imported brand IC 

- EPRO sensor