Eaton IZM93 manuals
IZM93
Table of contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Section 1: Introduction
- Safe practices
- Qualified personnel
- and installation
- Table 2. Basic Circuit Breaker Weights
- Adapting cassette
- Figure 7. REMOVE Position
- Figure 8. DISCONNECT Position
- Fixed circuit breaker
- Circuit breaker operation
- and operation
- Figure 15. Typical Fixed Circuit Breaker Features (Front and Rear Views)
- Figure 16. Typical IZM63 and IZM99 Standard Frame Fixed Circuit Breaker Features (Front and Rear Views)
- Figure 17. Typical IZM Drawout Circuit Breaker Front Cover
- Basic circuit breaker assembly
- Operating mechanism
- Arc chambers
- Electronic tripping system
- Figure 28. Pictorial Diagram of Typical Current Sensing, Processing, and Tripping System
- Figure 29. Digitrip RMS 1150 Programmable Trip Unit Installed in IZM Circuit Breaker
- Secondary contacts and connection diagrams
- Figure 33. Top View Secondary Connectors
- Figure 38. Connection Diagram for IZM97 and IZM32 Frame with Digitrip 1150 (Type P Trip Unit)
- Figure 41. Connection Diagram for IZM99 and IZM63 Frame with Digitrip 1150 with ABCABC Configuration (Type P Trip Unit)
- Figure 42. Connection Diagram for IZM99 and IZM63 Frame with Digitrip 1150 with AABBCC Configuration (Type P Trip Unit)
- Accessory devices
- Figure 46. Spring Release with Optional Latch Switch
- Figure 48. Shunt Trip, Spring Release, and Undervoltage Release Installed
- Figure 52. Motor Operator Installed in IZM93 an IZM20 Frame Circuit Breaker
- Figure 55. ON-OFF Pushbutton Lockable Cover Plate
- Figure 60. Door Escutcheon and Gasket
- and cassette
- Figure 64. Drawout Cassette Features (Front and Rear Views)
- Section 5: Fixed circuit breaker
- Section 6: Inspection and maintenance
- Figure 66. IZM Nameplate Information
- Figure 68. Bottom View of Arc Chute
- Circuit breaker modifications and changes
- Figure 73. Current Sensor Cover in Place Over Sensors
- Section 7: Troubleshooting
- Section 8: Renewal parts
- IZM low voltage air circuit breakers Effective October
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