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DST-2-VR+ 750
Eaton DST-2-VR+ 750 Manuals
Manuals and User Guides for Eaton DST-2-VR+ 750. We have
1
Eaton DST-2-VR+ 750 manual available for free PDF download: Instruction Book
Eaton DST-2-VR+ 750 Instruction Book (36 pages)
Replacement Circuit Breaker
Brand:
Eaton
| Category:
Circuit breakers
| Size: 6.3 MB
Table of Contents
Table of Contents
3
Section 1: Introduction
4
Visual Instruction Booklet Essentials
4
Quick Response Code
4
Available Dst-2 -Vr + Circuit Breakers 4
4
Section 2: Safe Practices
7
Section 3: Receiving, Handling, and Storage
8
Receiving
8
Handling
9
Storage
9
Approximate Weight by Type
9
Section 4: Description and Operation
12
Vacuum Interrupter
12
Vacuum Interrupter Assembly
12
Contact Erosion Indicator
12
Contact Wipe and Stroke
13
Line and Load Conductor Assemblies
13
Stored Energy Mechanism
13
Closing Spring Charging
13
Closing Operation
13
Tripping Operation
14
Trip-Free Operation
14
Control Schemes
14
Timing
14
Secondary Connection Block
14
Interlocks
14
Anti-Close Interlock
14
Shutter Operating Mechanism
14
Racking System Trip and Spring Release Interlocks
16
Racking Mechanism
16
Levering System Trip and Spring Release Interlocks
16
Grounding Contact
16
Miscellaneous Items
16
Operations Counter
16
Section 5: Inspection & Installation
20
Examination for Damage
20
Nameplate Verification
20
Sure Close Mechanism Adjustment
20
Manual Operation Check
21
Vacuum Interrupter Integrity
21
Low Frequency Withstand Test (Insulation Check)
21
Contact Erosion and Wipe
21
Primary Circuit Resistance
21
Electrical Operations Check
21
Mechanical Interlock (Floor Trip) Operational Checks
21
Operation, Insertion and Removal (Levering-In Version)
22
Operational Positions (Levering-In Version)
22
Insertion Procedure (Levering-In Version)
22
Removal Procedure (Levering-In Version)
23
OPERATION, INSERTION, and REMOVAL for 5Kv and 15Kv MODELS with ROTARY RACKING PROVISIONS
24
Operational Positions (Domestic and some Canadian Rotary Racking Versions)
24
15Kv Removal Procedure
26
Section 6: Inspection & Maintenance
27
Inspection Frequency
27
Inspection and Maintenance Procedures
27
Vacuum Interrupter Integrity Test
28
Contact Erosion and Wipe
28
Insulation
29
Insulation Integrity Check
29
Primary Circuit Resistance Check
29
Vr-Series + Circuit Breaker Element Mechanism Check
29
Closure™ Test
29
Maintenance Recommendation
33
Section 7: Replacement Parts
35
General
35
Ordering Instructions
35
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