Specialty Motors per IEEE 841 - Siemens Type CZ & CGZ

IEEE 841

These horizontal, foot-mounted motors are designed to comply with the requirements of the IEEE Std 841-2009 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

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

24 months from shipment per AboveNEMA Motor Supplemental Warranty Policy

Deferred and/or Extended


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