Control Switch

Cam-operated Switch
B TYPE, BH TYPE CAM-OPERATED SWITCH
B TYPE, BH TYPE CAM-OPERATED SWITCH

FEATURES

Heavy-duty mechanical durability against high-frequency switching

The mechanical section features the optimal layout of components and the use of materials with high wear resistance, which provides accurate operation feeling and durability against high-frequent switching up to 5 million times.

Compatibility both compact body and high breaking capacity and yet greatly improved breaking capacity

Larger breaking capacity of the switch generally requires enlarging the main body. Fuji’s control switch, however, has achieved downsizing while increasing the breaking capacity.
This breakthrough has been made possible by optimally designing the cam shape and the angle of the movable contact part for obtaining max. switching speed mechanically.
This allows you to determine the setting values (voltage and current) with allowance.

The terminal arrangement greatly improves wiring efficiency

No up-screw terminal is adopted. It can be quickly wired from the back for the alternate terminal arrangement.

High-performance engineering plastics ensure high quality and high reliability

For the body, polycarbonate resin is used, which has a high level of performance among engineering plastics. The material greatly improves strength and resistance against environment (temperature, humidity, vibrations, etc.), which are particularly important for the applications related to heavy electric machinery. The contact and mechanical part are transparent to facilitate checking the contacting part.

Rolling action of contact mechanism improves contacting stability

In the contact mechanism, the movable contact makes contact with the stationary contact at one point and then gradually increases the contact area while rolling on it. This rolling action minimizes the part exposed to the arc that is generated at the first contact or breaking, thereby maintaining much higher contacting stability than the former product.

SPECIFICATIONS (RATING & PERFORMANCE)
TYPE B TYPE BH TYPE
Rated insulation voltage (Ui) 600V 600V
Rated current-carrying capacity (Ith) 20A 20A
Max. wire size 5.5mm2 5.5mm2
Screw size M4×9 M4×9
Withstand voltage 2,500V AC/1 min. 2,500V AC/1 min.
Lightning impulse ±7kV (1.2/50μs) ±7kV (1.2/50μs)
Contact resistance 50mΩ max. 50mΩ max.
Mechanical life 5,000,000 operations or more, Class 1 5,000,000 operations or more, Class 1
Electrical life 500,000 operations or more, Class 1 500,000 operations or more, Class 1
Shock resistance 500m/s2
(6 directions)
500m/s2
(6 directions)
Vibration resistance Range of vibration : 10 to 150Hz,
Acceleration : 20m/s2,
Time : 1 hour (3directions)
Range of vibration : 10 to 150Hz,
Acceleration : 20m/s2,
Time : 1 hour (3directions)
Min. power requirements 5V AC 500mA, 5V DC 100mA (in good operating environment) 5V AC 500mA, 5V DC 100mA (in good operating environment)
Operating temperature -20 to 60℃ -20 to 60℃
Storing temperature -40 to 70℃ -40 to 70℃
Altitude 2,000m max. 2,000m max.
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B TYPE, BH TYPE CAM-OPERATED SWITCH Volmeter,ammeter download
B TYPE, BH TYPE CAM-OPERATED SWITCH standard contact arrangement download
B TYPE, BH TYPE CAM-OPERATED SWITCH accessories download
B TYPE, BH TYPE CAM-OPERATED SWITCH nameplates download
B TYPE, BH TYPE CAM-OPERATED SWITCH technical information download
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