FLAME PROOF ELECTRIC WIRE ROPE HOISTS
Suitable for the Hazardous area classifications Zone1, Zone2, Gas Group IIA, IIB, IIC
The drive consists of flame proof motor, brakes, switches and push buttons. All electrical fittings are flame proof suitable for group I, IIA and IIB gases. Flame proof limit switches for extreme ends in horizontal and vertical movement. Flame proof local control panel and main incoming isolator with contactor, thermal over-load relays & MCBs.
RANGE OF SPECIFICATIONS:
Rope Drum: Fabricated from Seamless Pipes with grooves for proper seating of wire rope.
Frame: Fabricated from plates confirming to IS: 2062, Gr A, laser cut profile & duly finished in boring machine.
Gears & Pinions: Helical type, made from Alloy steel materials, duly hardened and tempered. Teeth cutting carried out after heat-treatment for smooth, less noise operation.
Bearings: Heavy duty ball bearings of reputed makes used on all rotating parts, grease packed.
Motors: S4, 150 Starts per hour, 40% CDF, crane duty Squirrel Cage motors as per IS: 325
Wire rope: As per IS: 2266 of reputed make suitable construction, factor of safety as recommended in IS: 3938.
Rope guide: Provided for guiding the rope along the axis of Rope slides & is easy to dismantle from rope drum.
Hook: Forged steel as per IS: 3815 supported on thrust bearing. Hooks as per IS: 15560 shall be offered on request.
Brakes: ACEM Disc brake provided for hoist and for Cross Traverse shall be provided on request.
Limit Switch: Normal roller type limit switch provided for over-hoisting & over-lowering.
Trolley Adjustment: Trolley easily adjustable for different beam sizes. Higher flange width shall be offered on request.