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50 VCP-TR16
Eaton 50 VCP-TR16 User Manual
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IB131016EN
For more informat
ion visit: www.Eaton.com
Instructions for the Use, Op
eration and Maintenance of
Types VCP-T and VC
P-TR Va
cuum Circuit Brea
kers
IB131016EN Ef
fec
ti
ve
November 2017
VCP-TR Fixed (
up to 25
kA)
VCP-T Draw
out (up to 25kA)
VCP-TR Fixed (
up to 40
kA)
VCP-T Draw
out (up to 40kA)
2
Table of Contents
Default Chapter
4
Table of Contents
4
Section 1: Introduction
7
Table Title
8
VCP-T and VCP-TR Ratings
8
Types VCP-T and VCP-TR Outlines and Dimensions
10
Section 2: Safe Practices
17
Section 3: Receiving, Handling and Storage
18
Receiving
18
Handling
18
3-2.1 Unpacking
18
Storage
20
Typical Breaker and Cassette Weights
21
Circuit Breaker and Cassette Weights
21
Front and Rear Views All VCP-TR Fixed (Except 25Ka, 2000/2500A and All 31.5/40Ka)
22
Front and Rear Views Drawout Cassette (Except 25Ka, 2000A and All 31.5/40Ka)
24
Front and Rear Views Drawout Cassette (25Ka, 2000A and All 31.5/40Ka)
26
Section 4: Installation and Wiring
28
Initial Inspection
28
Electrical Clearances
28
Interphase Barriers
28
Front Cover
28
Installing Fixed Circuit Breaker
28
4-5.1 Fixed Mechanical Interfaces
28
4-5.2 Fixed Electrical Interfaces
28
Installing Drawout Circuit Breaker
29
4-6.1 Drawout Mechanical Interfaces
29
Cassette Rejection Interlock Pin Locations
29
4-6.2 Circuit Breaker Positioning
30
Position Circuit Breaker with Lifter on Removable Extension Rails
31
4-6.3 Drawout Electrical Interfaces
32
Secondary Connector Viewed from Rear of Breaker
33
4-6.4 Levering Circuit Breaker
34
Cradle Mounted Levering Mechanism
35
Levering Circuit Breaker
35
Circuit Breaker Connected as Indicated by Fully Connected Position Label
35
Circuit Breaker Shown in CONNECT Position with Secondary Connections Made
36
Primary Safety Shutters Shown in Open Position with Fixed Primary Stabs Exposed
36
Padlocking Device on Side of Cassette
36
Section 5: Description and Operation
37
Introduction
37
Vacuum Interrupter Assembly
37
Rigid Frame Construction
37
VCP-TR Fixed Non-Automatic Circuit Breaker (Front Cover Removed)
38
VCP-T Drawout Circuit Breaker (Front Cover Removed)
39
5-2.1 Contact Erosion Indicator (up to 25Ka)
40
5-2.2 Contact Wipe and Stroke (up to 25Ka)
40
5-2.3 Contact Wipe and Erosion (up to 40Ka)
40
Typical Fixed 50 VCP-TR Interrupter Assembly
40
Typical Drawout 150 VCP-T Interrupter Assembly
40
Stored Energy Mechanism
41
5-3.1 Manual Operation
41
Breaker Closing Springs Being Manually Charged
41
5-3.2 Electrical Operation
42
5-3.3 Trip Free Operation
42
5-3.4 Anti-Pump Feature
42
5-3.5 Latch Check Switch
42
5-3.6 Mechanical Interlocks
42
Motor Operator Shown Installed
42
Typical Cover Mounted Key Interlock
42
Connection Diagrams
43
5-4.1 Timing
43
Typical Mechanical Cable Interlock
43
Secondary Connectors Shown Mounted Without Secondary Protective Hood in Place
43
VCP-T and VCP-TR Non Trip Unit Connection Diagram
44
VCP-T and VCP-TR with 520V Trip Unit Connection Diagram
45
VCP-T and VCP-TR with 1150V Trip Unit Connection Diagram
46
5-12A VCP-T and VCP-TR with 520MCV Trip Unit Connection Diagram
47
VCP-T Drawout Umbilical Cord and Connector Wiring Diagram
48
Top View Secondary Connectors
49
Secondary Male Connector with Female Pins
49
Optional Terminal Block
49
AMP Secondary Wiring Removal Tool (AMP#305183)
49
Sensors
50
Trip Actuator
50
Electronic Tripping System
50
5-5.1 Microprocessor-Based Trip Unit
50
Digitrip RMS 1 150Vi Programmable Trip Unit Installed in VCP-T Circuit Breaker
50
Hand Held Tester
50
Digitrip Trip Units
50
5-5.2 Rating Plug
51
Current
51
Current Sensors and Matching Rating Plugs
51
5-6.1 Plug-In Electrical Accessories
52
Through-The-Window Electrical Accessories
52
Shunt Trip Device
52
Spring Release Device
52
5-6.2 Internal Electrical Accessories
53
Undervoltage Release Device
53
Shunt Trip Ratings
53
Spring Release Ratings
53
Undervoltage Release Ratings
53
Rugged Motor Operator
54
Auxiliary Switch
54
Motor Operator Ratings
54
Auxiliary Switch Contacts Interrupting Capacities
54
5-6.3 Mechanical Accessories
55
Pushbutton Cover Mounted
55
Door Escutcheon and Gasket
55
SECTION 6: INSPECTION and MAINTENANCE Introduction
56
Frequency of Inspection and Maintenance
56
Inspection and Maintenance Procedures
57
Test Voltage
58
Contact Erosion (up to 25Ka)
58
Contact Erosion Mark Visible on Stem
59
Contact Wipe Inspection Area
59
Satisfactory Contact Wipe Condition with Breaker Closed
59
Unsatisfactory Contact Wipe Condition with Breaker Closed
59
Contact Wipe Measurement 40Ka Breaker
60
40Ka Breaker Contact Wipe Graphic
60
Typical Resistance Measurements
61
Insulation Integrity Check
61
Troubleshooting Guide
62
Circuit Breaker Lubrication
64
Drawout Cassette Lubrication
65
SECTION 7: RENEWAL PARTS 7-1 General
66
Trip Unit and Related Parts
74
4
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Eaton 50 VCP-TR16 Specifications
General
Rated Continuous Current
16A
Amperage
16A
Poles
3
Phase
3
Electrical Life
10, 000 cycles
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