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General Information

01.4IB.51051C

PowlVac

®

 Remote Racking Device Assembly 

for PowlVac® CDR 5kV & 15kV Circuit Breakers

A.  S

cope

The information in this instruction bulletin 

describes the following PowlVac

®

 Remote 

Racking Device and components for use 

with PowlVac CDR 5kV & 15kV vacuum circuit 

breakers:

•  51897G11 - Remote Racking Device and    

Motor Control Box (complete assembly)

•  51899G10 - Remote Racking Device

•  51895G01 - Motor Control Box

B.  p

urpoSe

The information in this instruction bulletin is 

intended to provide information required to 

properly operate and maintain the  

PowlVac Remote Racking Device and 

components

 

described in 

Ch 1 General 

Information, A. Scope

.

This instruction bulletin provides:

1.  Safety guidelines

2.  General descriptions of the operation 

and maintenance of the PowlVac Remote 

Racking Device and components

3.  Instructions for installation

4.  Illustrations, photographs, and description 

of the equipment described in  

Ch 1 General Information, A. Scope

The illustrations and photos in this document 

are provided as general information to aid in 

showing component locations only.  

All illustrations and photos are shown using 

deenergized equipment.

Follow the appropriate safety precautions 

while handling any of the equipment.  Failure 

to do so may result in death or serious injury.

!

WARNING

To the extent required, the products described 

herein meet the applicable ANSI, IEEE, and 

NEMA Standards; however, no such assurance 

is given with respect to local codes and 

ordinances which may vary greatly.

c.  I

nStructIon

 B

ulletInS

 A

vAIlABle

 e

lectronIcAlly

Changes to the instruction bulletin may be 

implemented at any time and without notice.  

Go t

powellind.com

 to ensure use of the current 

instruction bulletin for Powell equipment.

NOTICE

To contact the Powell Service Division call 

1.800.480.7273 or 713.944.6900, or email  

[email protected]

.

For specific questions or comments pertaining 

to this instruction bulletin email  

[email protected]

 with the Instruction 

Bulletin number in the subject line.

Summary of Contents for PowlVac 01.4IB.51051C

Page 1: ...01 4IB 51051C PowlVac Remote Racking Device Assembly 51897G11 For Use With PowlVac CDR 5kV 15kV Circuit Breakers Powered by Safety ...

Page 2: ...Device Assembly for PowlVac CDR 5kV 15kV Circuit Breakers 01 4IB 51051C Contact Information Powell Electrical Systems Inc powellind com info powellind com Service Division PO Box 12818 Houston Texas 77217 2818 Tel 713 944 6900 Fax 713 948 4569 ...

Page 3: ...ut the safety alert symbol is used to address practices not related to personal injury CAUTION NOTICE NOTICE is used to address practices not related to personal injury Qualified Person For the purposes of this manual a qualified person as stated in NFPA 70E is one who has skills and knowledge related to the construction and operation of the electrical equipment and installations and has received ...

Page 4: ...Powered by Safety PowlVac Remote Racking Device Assembly for PowlVac CDR 5kV 15kV Circuit Breakers 01 4IB 51051C This page is intentionally left blank ...

Page 5: ...on Template 10 2 Testing and Inspection 10 3 Remote Racking Device Inspection 10 Ch 5 Operation 11 A Installing and Operating the Remote Racking Device for Racking In 11 1 Installing the Remote Racking Device for Circuit Breaker Racking In 11 2 Performing Circuit Breaker Racking In 14 B Installing and Operating the Remote Racking Device for Racking Out 15 1 Installing the Remote Racking Device for...

Page 6: ...6 Circuit Breaker Inside Switchgear Compartment 8 Figure 7 Insert the Motor Control Box Cable Plug 12 Figure 8 Unlatch the Racking Device Spring Lock Pin 13 Figure 9 Insert the Drive Socket into the Racking Shaft Access Opening 13 Figure 10 Push Down the Support Latch 13 Figure 11 Turn the Spring Lock Pin to Secure the Racking Device on the Support Lock Pin 13 Figure 12 Lift the Slide Assembly and...

Page 7: ... servicing maintenance or any act requiring the operator to make physical contact with the equipment the power source must be disconnected and the equipment grounded Failure to do so may result in death or serious injury NOTICE The information in this instruction bulletin is not intended to explain all details or variations of the Powell equipment nor to provide for every possible contingency or h...

Page 8: ...ption of the equipment described in Ch 1 General Information A Scope The illustrations and photos in this document are provided as general information to aid in showing component locations only All illustrations and photos are shown using deenergized equipment Follow the appropriate safety precautions while handling any of the equipment Failure to do so may result in death or serious injury WARNIN...

Page 9: ...nded for use on electrical systems 1000 V and below 6 Where the possibility of induced voltages or stored electrical energy exists ground the phase conductors or circuit parts before touching them Where it could be reasonably anticipated that the conductors or circuit parts being deenergized could contact other exposed energized conductors or circuit parts apply ground connecting devices rated for...

Page 10: ...nt of safety programs Variables include ambient temperature humidity actual continuous current thermal cycling number of operations interrupting duty and any adverse local conditions including excessive dust ash corrosive atmosphere vermin and insect infestations D Safety Labels Warning and Caution labels are located in various places Do NOT remove or deface any of these warning caution labels NOT...

Page 11: ... out procedures The motor control box power supply cord is 6 long and plugs into a 110VAC 15A outlet Figure 2 a Figure 2 Motor Control Box a Power Supply Cord b Control Box Cord c IN Indicator Light d OUT Indicator Light e Power Switch f Push Button g IN OUT Selector Switch a b e f g c d C Remote Racking Device The remote racking device Figure 1 b installs on the switchgear compartment door The ra...

Page 12: ... Pin Side b a a Latch Pin Lock b Adjustment Knob D Remote Racking Operation Do NOT work on an energized circuit breaker Follow circuit breaker safety guidelines and operating instructions provided in the specific circuit breaker instruction bulletin WARNING Attaching and operating the remote racking device can be accomplished by one person When circuit breaker racking is required the remote rackin...

Page 13: ...Safety 7 Equipment Description 01 4IB 51051C Figure 5 Switchgear Compartment Door a c b d a Compartment Door b Support Lock Pin c Circuit Breaker Racking Shaft Access Cover Teardrop d Circuit Breaker Racking Shaft ...

Page 14: ... Racking Device Assembly for PowlVac CDR 5kV 15kV Circuit Breakers Figure 6 Circuit Breaker Inside Switchgear Compartment a Circuit Breaker in Compartment b Circuit Breaker Racking Shaft c Secondary Disconnect Receptacle d Anti Rollout Latch e Compartment Floor a e c d b ...

Page 15: ...wer cords should be inspected for any signs of damage before each use CAUTION Do not attempt to work with a remote racking device and motor control box if the electrical cords are damaged or if the devices have become wet Using electrical equipment in or around water may cause electric shock and may result in injury to personnel and or damage to equipment WARNING C Storage The remote racking devic...

Page 16: ...Parts When installed the racking device support latch fastens onto the support lock pin and the slide assembly engages the support hanger The position of the racking device enables the drive socket to engage the circuit breaker racking shaft through the access door to perform racking procedures To install the lock pin and support hanger follow directions accompanying the parts order For informatio...

Page 17: ...ker compartment ensure that the control circuits are deenergized CAUTION Prior to inserting the circuit breaker into the circuit breaker compartment ensure that the circuit breaker is OPEN and the mechanism is discharged CAUTION 1 Ensure the remote racking device support lock pin Figure 10 b and the support hanger Figure 9 d are installed on the switchgear compartment door See Ch 4 Installation D ...

Page 18: ...re 10 a 11 Turn the spring lock pin to the lock position to secure the remote racking device to the support lock pin Figure 11 a To avoid damage to equipment and ensure proper racking operation the circuit breaker racking mechanism must be engaged by the racking socket before the remote racking device is operated For proper operation the racking device must be held securely by the support lock pin...

Page 19: ...ocket into the Racking Shaft Access Opening d b c a a Drive Socket b Circuit Breaker Racking Shaft Access c Sliding Support d Support Hanger Figure 10 Push Down the Support Latch a b a Support Latch b Support Lock Pin Figure 11 Turn the Spring Lock Pin to Secure the Racking Device on the Support Lock Pin a a Spring Lock Pin ...

Page 20: ...ower switch to the ON position Figure 14 d 3 On the motor control box turn the selector switch to IN Figure 14 c 4 Depress the black push button on the selector switch Figure 14 e The red IN indicator lamp will illuminate The remote racking device will begin to rack in the circuit breaker and will vibrate slightly 5 When the circuit breaker is fully racked in the remote racking device s torque lim...

Page 21: ...partment door See Ch 4 Installation D Preparation 1 Support Lock Pin Support Hanger and Installation Template 3 Move the remote racking device to the location where the circuit breaker is to be racked out of a compartment 4 On the compartment door rotate the teardrop shaped racking shaft access cover clockwise to access the opening Figure 5 c 5 To prepare the remote racking device for operation in...

Page 22: ...alling and Operating the Remote Racking Device for Racking Out 2 Performing Circuit Breaker Racking Out 2 Performing Circuit Breaker Racking Out Do not work on an energized circuit breaker Follow circuit breaker safety guidelines and operating instructions provided in the specific circuit breaker instruction bulletin CAUTION Before performing racking out procedures ensure the remote racking device...

Page 23: ...energized by disconnecting the motor control box power cord from the 110VAC 15A receptacle 2 Grasp the racking device handle to secure it while removing it from the compartment door 3 On the racking device release the spring lock pin by pulling it away from the latch and turning the pin to release it Figure 11 4 Lift the racking device support latch to release the circuit breaker support lock pin ...

Page 24: ... should be recorded B Inspection and Cleaning Inspect the remote racking device for loose or damaged hardware or parts Tighten any loose hardware and replace missing or damaged hardware or parts When necessary remove loose dust and dirt from the remote racking device with a vacuum cleaner a clean dry cloth or an industrial type wiper DO NOT use an air hose to clean the remote racking device Dirt o...

Page 25: ... the part and the instruction bulletin number If the part is in the recommended renewal parts table specify the catalog number If the part is not in the table a description should be accompanied by a marked illustration from this instruction bulletin a photo or simply submit a sketch showing the part needed Table A Renewal Parts Part Name Part Number Close Door Electric Racking Hanger Kit1 49492G0...

Page 26: ...ton PO Box 12818 Houston TX 77217 Tel 713 944 6900 Fax 713 948 4569 powellind com info powellind com 2006 Powell Industries Inc All rights reserved For Use With PowlVac CDR 5kV 15kV Circuit Breakers 01 4IB 51051C PowlVac Remote Racking Device Assembly 51897G11 April 2016 ...

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