Crane / Hoist Heavy Duty Motors

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Established in 1995, Shriram Coatings is a reputed manufacturer of a wide range of high-quality motors 63 to 132 M Frame (7.5 kW). The range includes various types of motors such as Standard Induction, Crane & Hoist Duty and Special Purpose Motors to name only a few. The range has been proving its worth for different applications in various industries.


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SPECIAL FEATURES

Ideal for frequent start / stop and reversing operations in material handling, lifts, cranes, hoists & rolling mills. Positive locking between rotor and shaft which is provided with a keyed joint. Can be supplied with electromagnetic fail-safe AC brakes all crane duty motors are with DOL starting.

Motors are suitable for
(a) Continuous duty (S1)

(b) Short time duty (S2)

(c) Periodic duty (S3)

Applications
Cranes, Hoists, Lifts, Material handling equipment, Machine tools, Cement industries, Paper & Steel plants

Applicable Standards
IS: 4691 (IEC 34 - 5): Degrees of protection provided by enclosure for rotating electrical machinery.

IS: 12824 : Type of duty & class of rating assigned to rotating assigned to rotating electrical machines.

 

ID FEATURES DESCRIPTION
1 Range 0.37 to 7.5 kW
2 RPM 3000, 1500, 1000 (synchronous)
3 Mounting Foot (B-3), Flange (B-5), Face (B-14) and combinations
4 Frame 63 to 132 M
5 Protection IP 55
6. Insulation F Class
7. Voltage 415 V, 380 V
8. Frequency 50 HZ
9. Duty S4/S5

APPLICATIONOFTHE DUTY TYPE, RATED MOTORS
DUTY APPLICATION

  • S1- Pumps, blowers, Fans, Compressors
  • S2 -Operation of gates of dams, sirens, Capstan.
  • S3 -Valve actuators, Wire drawing machine
  • S4 -Hoists, Cranes, Lifts
  • S5 -Hoists, Cranes, Rolling Mills
  • S6 -Conveyors, Machine Tools
  • S7 -Machine Tools
  • S8, S9- Special application where the motor is required to run at different speeds and different loads.