IEEE ANSI C37.17 1997
$24.38
American National Standard for Trip Devices for AC and General Purpose DC Low Voltage Power Circuit Breakers
| Published By | Publication Date | Number of Pages |
| IEEE | 1997 | 13 |
Revision Standard – Inactive – Superseded.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 1 | Title Page |
| 2 | Introduction Participants |
| 4 | CONTENTS |
| 5 | 1. General 1.1 Scope 1.2 References |
| 6 | 2. Service conditions 3. Definitions |
| 7 | 4. Preferred trip device current ratings or settings (amperes) 5. Types and response of direct-acting overcurrent trip devices 5.4 Instantaneous trip device (for general purpose DC power circuit breakers) 5.5 Zone protective interlocking 5.6 lnt modifier for short-time and/or ground faults 6. Calibration of direct-acting overcurrent trip functions 6.1 Low-range instantaneous direct-current trip functions (electro-mechanical devices only) |
| 8 | 6.2 HIgh-range instantaneous phase or direct-current trip functions 6.3 Long-time-delay phase or direct-current trip functions (electro-mechanical devices only) 6.4 Long-time-delay phase trip functions (electronic devices only) 6.5 Short-time-delay phase or direct-current trip functions 6.6 Ground trip functions 7. Delay times of direct-acting overcurrent trip functions 7.1 Long-time-delay phase or direct-current trip functions 7.2 Short-time-delay phase or direct-current trip functions 7.3 Short-time-delay ground trip function |
| 9 | 8. Reverse-current devices for general purpose direct-current circuit breakers 9. Undervoltage trip devices 9.1 Drop-out voltage range 9.2 Pickup or seal in voltage 9.3 Maximum Operating Voltage 10. Tests 10.1 Design tests |
| 10 | 10.2 Production tests |
