skip to news headlinesskip to main content


Products

 Custom Engineered Motors
     » Induction Motors
      Synchronous Motors
      DC Motors
      Wind Generators
 Stock Motors
 Drives & Controls




 
 
 

ROCK 541TM

 

Petroleum / Chemical Motors

Features
Included for all Rock 541TM general purpose motors
2.1.2
Motors are designed for continuous operation or long periods of inactivity in petroleum / chemical plant environments.
2.2.2.2
Motor winding brace system designed to substantially exceed 5000 full voltage starts.
2.2.6.2
Three cold/two hot starting duty.
2.4.5.1.2
Two pole motors utilize one-piece, heat treated forged steel.
2.4.5.2.5
Connection of rotor bars to end rings through approximately 10,000HP is via induction brazing.
2.4.10.5
Screens will be stainless steel.
2.4.10.6
Fan systems will be non-sparking.
2.4.10.7
Minimum stator core plate material will be C5.
Features
Available for all Rock 541TM Motors
2.1.3
Lower than conventional noise levels.
2.1.7
Motors are available for hazardous locations.
2.4.5.1.4
Shaft Forgings are ultrasonically inspected.
2.4.6.1.3
Damped unbalance response analysis.
2.4.6.2.1
Three plane balancing of the rotor.
2.4.9.5
Testing with contract coupling and idling adapter or mass moment simulator.
Features
Some above and beyond API 541 requirement
2.3.1
A single VPI treatment of the stator will meet the requirements of this paragraph. The Rock 541TM will receive a minimum of two complete VPI treatments followed by a durable coat of epoxy varnish.
2.4.5.2.2
As an alternate to copper/copper alloy, cast and fabricated aluminum rotor cages are allowed by this API paragraph. The Rock 541TM cage material will be premium copper/copper alloy only.
2.4.5.2.3
Jointed rotor end rings are allowed at some speeds by this paragraph although it is noted that rings without circumferential joints are preferred. The end rings of Rock 541TM Motors do not contain circumferential joints at any speed.
2.4.7.3
Conventional straight fit (liner to bearing housing) sleeve bearing liners are allowed by this paragraph. Sleeve bearing systems provided in all Rock 541TM Motors will be of the superior spherical seated self-aligning type.
2.4.7.21
Various options are discussed for shaft/bearing seals in this API paragraph. All Rock 541TM sleeve bearing motors utilize nonmetallic, floating, self-aligning seals that exceed the requirements of this paragraph.

» Request a Quote for a custom engineered product!

 


Copyright ©2003 TECO-Westinghouse Motor Company