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GB/T 20833.4-2021 Active
GB/T 20833.4-2021 Rotating electrical machines—The winding insulation—Part 4:Measurement of insulation resistance and polarization index
Abstract
This part of GB/T 20833 specifies the test procedures for the insulation resistance and polarization index of the stators and rotor windings of rotating motors.
This part specifies the minimum recommended values for the insulation resistance and polarization index of the windings of rotating motors with a rated power of 750 W or more. This part is applicable to low-voltage, high-voltage AC and DC rotating motors.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 20833.4-2021 |
| CCS | Rotating motor |
| ICS | Rotating motor comprehensive |
| Implement Date | 2021-10-01 |
Price
$ 84
Subtotal
$ 84
Tax
$ 0.00
Order Total (incl. tax)
$ 84