ELK brand explosion-proof ring chain electric hoist has got its certification through testing organizations. And what is explosion-proof ring chain electric hoist? There is the introduction.
Explosion-proof ring chain electric hoist description:
1, explosion-proof ring chain electric hoist according to GB3836. L - 2000 "explosive gas environment with explosion-proof electrical parts: general requirements and GB3836.2-2000" explosive gas environment with explosion-proof electrical set the second part: flameproof "d", "regulations, for the flameproof motors, electrical appliances, explosion-proof level for Exd Ⅱ CT4, fire operation machine organization spent processing. Explosion-proof ring chain electric hoist in accordance with JB/T10222-2001 the provisions of the explosion-proof electric hoist, explosion-proof grade respectively Exd Ⅱ BT4, Exd Ⅱ CT4. The explosion-proof ring chain electric hoist can be used separately with the fixed suspension track of the workshop, and explosion-proof ring chain electric hoist can be used with LXB explosion-proof electric suspension single beam and LB explosion-proof electric single beam. Its starting weight is 1t-5t.Working environment temperature is 25 ℃ and 40 ℃.
2, explosion-proof ring chain electric hoist is suitable for the plant level is not higher than B level or C level, ignition temperature classes not under T4 (135 ℃) of the group of combustible gas, steam, and air to form the explosive gas environment, applicable to the danger zone for 1 or 2 area, does not apply to 0.
Note: zone 0: in normal circumstances, the explosive gas mixture appears continuously, briefly, or for a long time.
Zone 1: in normal circumstances, explosive gas mixtures may occur.
Zone 2: under normal circumstances, explosive gas mixtures can not appear, only in abnormal situations, where there may be any failure or misoperation, and occasional short periods of occurrence.
