Specialty Motors per IEEE 841 - Siemens Type CZ & CGZ
 These horizontal, foot-mounted motors are designed to comply with the requirements of the IEEE Std 841-2001 Standard for Petroleum and Chemical Industry - Severe Duty Totally Enclosed Fan-Cooled (TEFC) Squirrel Cage Induction Motors - Up to and Including 370KW (500HP). |
Feature | Standard | Available Option |
|---|
Power Range | 200 - 500 HP | |
Poles | 2 - 8 | |
Frame Sizes | 500 & 580 | |
Voltage | 460 - 4,000V | |
Service Factor | 1.0 | |
Frame | Cast iron | |
Bearing Housings | Cast iron | |
Main Terminal Box | Cast iron | Fabricated steel with standoff insulators and oversized to NEMA MG1 Figure 20.3 Type II |
Auxiliary Boxes | Cast iron | NEMA 4X |
Shaft | AISI 1045 | AISI 4140 |
Rotor | Die cast aluminum | Fabricated copper |
Lamination Material | C5 core plate | |
External Cooling Fan | Bronze alloy | |
Fan Cover | Cast iron | |
Insulation | <600V is Class F random wound, >600V is Class F-VPI MiClad™ | |
Hardware | 300 series stainless steel | |
Paint | Two-part epoxy | Special paint system |
Paint Color | Siemens Motor Blue | Other colors |
Bearing Type | Ball bearing | |
Vibration | 0.10 IPS on 2 pole, 0.08 IPS on all others | Special balance |
Warranty | 12 months operational not to exceed 18 months from shipment | Deferred and/or Extended |