Single Girder Explosion Proof Overhead Cranes
● Overhead crane capacity up to 20 tons
● Compact design with standard headroom electric hoist for maximum space utilization
● Minimum IP55 for electrical enclosure
● Enclosure up to IP66 for protection against flammable dust or extreme weather conditions.
● All crane motors are equipped with Insulation Class F and Temperature Rise Class B to provide a longer operational life span
● Electronic overload protection c/w warning horn
● Noise level below 85 dB(A) at full load
● Two speed control via pole changing for the hoisting motion, via inverter control for trolley and bridge motion for smooth and precise operation.
● Thermal protection for pole-changing and 3 PTC thermistors for inverter drive
● Crane brake with asbestos-free lining which activates automatically in case of power failure
● Supply Voltage: 380 V–460 V, 3 Phase, 50–60 Hz, Others upon request.
PARAMETERS OF EXPLOSION PROOF OVERHEAD CRANE
| crane travelling mechanism |
travelling speed (m/min) |
20 |
| speed ratio |
58.95 |
| motor type |
explosion proof cone squirrel-cage |
| motor power(kw) |
0.8*2 1.5*2 2.2*2 |
| rotational speed(r/min) |
1380 |
| lifting mechanism |
model |
HB |
| lifting speed(m/min) |
8/0.8 7/0.7 3.5/0.35 |
| lifting height(m) |
6/9/12/18/24 |
| travelling speed (m/min) |
20 |
| motor type |
explosion proof cone squirrel-cage |
| working system |
|
internediate Jc=25% |
| wheel diameter |
mm |
Φ270 Φ400 |
| Explosion proof grade |
|
Exd IIBT4/ Exd IICT4 |
Why Need Explosion Proof overhead crane in Industries?
In the working environment, the inflammable and explosive materials are easily to be produced. In modern chemical industries, there are more than 80 percent factories and workshops exist explosively-substances, which makes the explosion proof overhead crane vital in case of preventing and resisting explosion in manufacturing and processing industries.
Advantages of Explosion proof overhead crane
● Innovative structure,
● Attractive appearance
● Advanced technology
● Flexible and smooth operation
● High safety and reliability