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IZM32
Eaton IZM32 User Manual
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49
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it
LA
LB
LC
PT
MODULE
BREAKER
A
0-600
L-L INPU
T
B
C
To additional
breakers (16 max)
Secondary
Contacts
1
N
3
5
30 PTVB
29 PTV
A
31 PTV
C
TP2
32 PTVN
LN
LA
LB
LC
PT
MODULE
BREAKER
A
0-600
L-L INPU
T
B
C
To additional
breakers (16 max)
Secondary
Contacts
1
3
5
30 PTVB
29 PTV
A
31 PTV
C
TP2
32
IZM
circuit breaker - 3 pole - 3 wire
IZM circuit breaker - 3 pole or 4 pole - 4 wire
52
54
Table of Contents
Table of Contents
3
Section 1: Introduction
5
General Information
5
Safety Features
6
Safe Practices
6
Qualified Personnel
6
Section 2: Receiving, Handling, and Installation
7
General Information
7
Suggested Tools
7
Unpacking Circuit Breaker
7
2-3.1 Storing Circuit Breaker
7
Lifting Circuit Breaker
8
Circuit Breaker Inspection
8
Adapting Cassette
9
2-6.1 Rejection Interlocks
9
2-6.2 Installing Secondary Jumpers
9
Installing Drawout Circuit Breaker
10
2-7.1 Circuit Breaker Positioning
10
2-7.2 Levering Circuit Breaker
12
Fixed Circuit Breaker
15
Circuit Breaker Operation
15
Technical Data
16
Section 3: Circuit Breaker Description and Operation
19
Introduction
19
Basic Circuit Breaker Assembly
22
Operating Mechanism
22
3-3.1 Manual Operation
23
3-3.2 Electrical Operation
23
3-3.3 Anti-Pump Feature
23
Electronic Tripping System
24
3-4.1 Microprocessor-Based Trip Unit
24
3-4.2 Rating Plug
24
3-4.3 Current Sensors
24
3-4.4 Frame Rating Module
24
3-4.5 Trip Actuator
25
3-4.6 Fixed High Instantaneous Non-Adjustable Trip
25
3-4.7 Non-Automatic Device
25
Secondary Contacts and Connection Diagrams
26
Section 4: Dimensional Drawings
27
Section 5: Protective Characteristic Curves
38
Section 6: Wiring Diagrams
48
Section 7: Inspection and Maintenance
55
General
55
General Cleaning Recommendations
55
When to Inspect
55
What to Inspect
55
7-4.1 Functional Field Testing
56
7-4.2 Arc Chute Inspection
56
7-4.3 Primary Contact Inspection
57
Section 8: Troubleshooting
59
Introduction
59
Other manuals for Eaton IZM32
Operation And Maintenance Instructional Manual
52 pages
Instructions
4 pages
Installation Guide
4 pages
Manual
8 pages
4
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Eaton IZM32 Specifications
General
Brand
Eaton
Model
IZM32
Category
Circuit breakers
Language
English
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