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PowlVac IB-65020A CDR 27kV
Powell PowlVac IB-65020A CDR 27kV Manuals
Manuals and User Guides for Powell PowlVac IB-65020A CDR 27kV. We have
1
Powell PowlVac IB-65020A CDR 27kV manual available for free PDF download: Manual
Powell PowlVac IB-65020A CDR 27kV Manual (68 pages)
Vacuum, 1200A & 2000A
Brand:
Powell
| Category:
Circuit breakers
| Size: 3 MB
Table of Contents
Table of Contents
4
Ch 1 General Information
8
S Cope
9
P Urpose
9
I Nstruction B Ulletins a Vailable E Lectronically
9
Ch 2 Safety
10
S Afe W Ork C Ondition
10
S Afety G Uidelines
10
G Eneral
11
S Pecific
11
X-R Ays
12
S Afety L Abels
12
Ch 3 Equipment Description
13
G Eneral
13
T He S Tored E Nergy M Echanism
13
Mechanical Description
13
Figure 1 Front View of Powlvac® CDR Circuit Breaker with Cover
14
Figure 2 Rear View of Powlvac® CDR Circuit Breaker
15
Figure 3 Powlvac® CDR Circuit Breaker Compartment
16
Figure 4 Operating Pushrod Assembly of Powlvac® CDR Circuit Breaker
17
Figure 5 Ground Connection of Powlvac® CDR Circuit Breaker
17
Figure 6 Front View of Powlvac® CDR Circuit Breaker Without Cover
19
Figure 7 Close-Up Front View of Powlvac® CDR Circuit Breaker Mechanism
20
Figure 8 Cam and Fundamental Linkage Positions
21
Figure 9 Mechanical and Trip Linkages
22
Electrical Description
24
Figure 10 Operation Sequence
25
Figure 11 Typical Control Scheme
26
Acking M Echanism
27
Ircuit B Reaker C Ompartment I Nterfaces
27
Primary Disconnecting Devices
27
Secondary Disconnecting Devices
27
MOC (Mechanism Operated Cell Switch) Actuator
28
TOC (Truck Operated Cell Switch) Actuator
28
Ground Connection
28
Shutter Operator
28
Test Position Interlock
28
Acuum I Nterrupters
28
Acuum I Nterrupter C Onnections
28
Ch 4 Installation
29
R Eceiving
29
Andling
29
Figure 12 Circuit Breaker in Shipping Carton
29
S Torage
30
P Lacing the Ircuit Reaker Nto Ervice
30
Figure 13 Lifting the Circuit Breaker by Crane
30
High Voltage Insulation Integrity
31
Table a Field Dielectric Test Values
31
Vacuum Integrity
32
Control Voltage Insulation Integrity
33
Mechanical Operation Check
34
Electrical Operation Check
34
I Nserting the C Ircuit B Reaker I Nto the Switchgear E Quipment
35
Prior to Inserting the Circuit Breaker into the Circuit Breaker Compartment
36
Inserting the Circuit Breaker to the Test/Disconnect Position
37
Inserting the Circuit Breaker to the Connected Position
37
Figure 14 Top View L-Shaped Slot
37
Figure 15 Push to Trip Knob & Racking Access Window
38
Figure 16 Racking Indicator Flags & Racking Handle
38
Emoving the
39
F Rom the Switchgear E Quipment
39
Removing the Circuit Breaker from the Connected to the Test/Disconnect Position
39
Removing the Circuit Breaker from the Test/Disconnect Position out of the Circuit Breaker Compartment
39
Ch 5 Maintenance
40
G Eneral D Escription
40
Introduction
40
Inspection and Cleaning
41
M Echanism a Rea
41
Mechanical Operation
41
Lubrication
42
Closing Spring Removal
42
Figure 17 Main Closing Spring Assemblycompressed for Removal
42
Table B Lubrication
42
Slow Closing of Mechanism
43
Figure 18 Main Closing Spring Assemblyinstalled
43
Figure 19 Lubrication
45
Figure 20 Lubrication (Cont)
46
Mechanism Adjustments
47
Figure 21 Primary & Secondary Trip Prop Adjustment
48
Figure 22 Feeler Gauge
49
Figure 23 Trip Armature Assembly Left View
50
Figure 24 Trip Armature Assembly Right View
51
Figure 25 Circuit Breaker Trip Roller
51
Figure 26 Latch Check Switch Adjustment
52
Electrical Operation
53
Acuum I Nterrupter and C Ontact a Rea
53
Vacuum Interrupter and Contact Erosion
53
Vacuum Integrity
53
Mechanical Adjustment of Vacuum Interrupters
54
O Ptional Maintenance P Rocedures
54
High Potential Tests
54
Timing
54
Table C Timing
54
Primary Resistance Check
55
Table D Primary Resistance
55
Ch 6 Recommended Renewal Parts and Replacement Procedures
56
O Rdering I Nstructions
56
R Ecommended R Enewal P Arts
56
R Eplacement P Rocedures
56
Vacuum Interrupter Assembly
57
Figure 27 Vacuum Interrupter Assembly Drawing (38Kv, 1200A)
60
Closing Coil Assembly
61
Primary Shunt Trip Coil Assembly
61
Secondary Shunt Trip Coil Assembly
61
Undervoltage Device Assembly (UV)
62
Charging Motor Assembly
62
Anti-Pump Relay Assembly
62
Latch Check Switch
62
Motor Cutoff Switch Assembly
62
Auxiliary Switch
62
Figure 28 Primary Current Path
63
Table E Primary Current Path
63
Table F Control Devices
64
Figure 29 Control Devices
65
Table G Miscellaneous Parts
66
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