2013年8月7日星期三

Large tonnage two-speed electric hoist Features

Large tonnage two-speed electric  Wire rope hoist  features require higher safety factor, and in the selection process has a significant requirement on the following details for you:


Pounds magnetic brake: latest design magnetic generator that produced the magnetic characteristics. Power cut off at the same time the brakes, brakes ensure crane is absolutely secure.
Housing: Aluminum alloy shell, solid and lightweight. Unique heat sink, heat quickly, can be used continuously, efficiency up to 40%. Overall airtight structure, can be used in chemical plants, electroplating factories and other places.
Limit switch: limit switch hanging under the hanging device, the automatic stop, prevent the  load chain  beyond, to ensure safety. Hook: by hot forging, excellent strength, not easy to break. Hook under 360 ° rotation, with safety tabs to ensure safe operation.
Chain: the super-heated steel imports FEC80  load chain   In rain, sea water, chemicals and other harsh conditions using safe and secure.
Bracket: lifting steel support frame by a combination of two very strong.
Transformers: 24V/36V transformer devices. Operation, in case of leakage, prevent the accident, when it rains, can ensure safe use.
Reverse phase protection devices: special electrical wiring, power supply wiring error, the control circuit is inoperative.
Magnetic contactor: high efficiency electromagnetic contactor can be high frequency use, no problem. Button switch: Use waterproof button switch, light and durable.

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