Spark proof Hoist

Hi-Tech Spark proof Hoist :

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GENERAL SPECIFICATION FOR SPARK PROOF HOIST :

  • The drive shall consist of flame proof motor, brakes, limit switches and push button stations.
  • All electrical fittings shall be flameproof suitable for group IIA and IIB vapour.
  • Flame proof limit switches for extreme ends in horizontal and vertical movement.
  • Inching facility (for up & down motion as well as forward & reverse motion).
  • Flame proof local control panel housing.
  • Main incoming isolator.
  • Contactor, relays, fuses etc.
  • Overload and short circuit protection for motors.

ELECTRICALS :

flame-proof-hoist Power Cables shall be 1100 v grade, PVC insulated, GI armoured & PVC overall sheathed. Conductor shall be of copper below 10mm2 & for sizes above 10mm2 cables shall be XLPE / SWA. Control cables shall be multistrand copper conductors of minimum 2.5 sq. mm. All motors shall conform to squirrel cage induction motors, TEFC, IP – 55, Class ‘F’ insulation, flameproof suitable for Group IIA & IIB vapour, CMRS certified.

MECHANICALS :

All metal-to-metal contact are of non-ferrous i.e. phospherous bronze like cross travel wheels, .

INSPECTION AND TESTING :

  • The hoist shall be offered for final inspection.
  • Client / authorised representative shall at all times have an access to supplier’s / suppliers sub contractors workshop to witness fabrication stages.
  • Internal inspection record shall be maintained by supplier / suppliers sub contractor at all times, if any stages are found lacking by way of proper records. Client reserves, the right to ask supplier to modify / amend the fabrication stage.

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Crane Hi-Tech Make
Motor Crompton / PEW / Bharat Bijlee
Gear Hi-Tech make
FLP junction box SHAYAM SWITCH GEAR WITH CMRI CERTIFICATE
PBS SHAYAM SWITCH GEAR WITH CMRI CERTIFICATE
Limit Switch SHAYAM SWITCH GEAR WITH CMRI CERTIFICATE
Brakes Pathe / BCH make with Micro Make Enclosure
Wire Rope Usha Martin (Galvanized )
Control Panel SHAYAM SWITCH GEAR WITH CMRI CERTIFICATE
Main isolator switch, Contractors, relays, LED Telemechanic / Siemens / L & T
Fuses GEC / Siemens / L & T