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Westinghouse Switch Скачать руководство пользователя страница 1

Instruction Leaflet

30-470 (E)

Page 1

Westinghouse Canada

Switchgear and Control Division

October, 1979

Supersedes issue dated October, 1975

Instruction Leaflet 30-470 (E) Pages 1-12

Automatic

Transfer

Switches

Index

Warranty ......................................... 2
Westinghouse Offices ..................... 3
General Description......................... 4
Component Identification ................. 5
LRO Description .............................. 5
RO Description................................ 6
PRO Description ............................. 6
Application Information .................... 7
Automatic Control ........................... 7
Replacing Parts ............................ 11
Trouble Shooting Guide ................. 12
Recommended Maintenance ......... 12

Operation and

Maintenance

Manual

1
2
3
...
»

Содержание Switch

Страница 1: ... Leaflet 30 470 E Pages 1 12 Automatic Transfer Switches Index Warranty 2 Westinghouse Offices 3 General Description 4 Component Identification 5 LRO Description 5 RO Description 6 PRO Description 6 Application Information 7 Automatic Control 7 Replacing Parts 11 Trouble Shooting Guide 12 Recommended Maintenance 12 Operation and Maintenance Manual ...

Страница 2: ...d to the negligence of the Company its employees or agents shall the Company be liable for special or consequential damages or damages for loss of use and on expiration of the Warranty period any liability of the Company shall terminate This constitutes the only warranty of the Company and no other warranty or condition statutory or otherwise shall be implied Important Check equipment for shipping...

Страница 3: ...rest you Utility Sales Offices Calgary 265 1204 807 324 8th Avenue S W Montreal 812 2566 2723 1 Complexe Dejardins Edmonton 428 7540 303 10506 Jasper Avenue Toronto 595 9551 1012 790 Bay Street Fredericton 454 6952 460 440 King Street Vancouver 689 4243 2699 Harbour Centre Halifax 422 2221 720 Barrington Street Tower Winnipeg 475 9080 1146 Waverley St Bldg D Westinghouse Apparatus Service Centres ...

Страница 4: ...load and short circuit protection Type B Robonics can also be built using Seltronic or SCB breakers which could include ground fault tripping as well as overload and short circuit For application information or assistance with type B Robonics refer to Westinghouse The Robonic provides automatic transfer of an electrical load to a standby power supply in the event of drop or loss of voltage of any ...

Страница 5: ...n but never both normal and emergency breakers closed The type LRO can also be easily manually operated Open the lever cover remove the slide pin and place it in the hole supplied in the lever cover and close the cover Then the lever can be manually operated for what ever position desired without interference by the automatic control For automatic control again simply align the lever slot with the...

Страница 6: ... will seek the power available The various control components are described under the section titled Automatic Control Type PRO Robonic Automatic Transfer Switch Rated 1200 amperes through 3000 amperes at 600 volts Ac or 250 volts Dc The transfer mechanism consists of a transfer motor a gear train and two breaker operating cams Spur Gear Meshing Relationship bottom view of top cover The transfer m...

Страница 7: ...ker Frame Size Rating amperes Class J or L Class K5 or R 30 70 100 EHB FB HFB FB P 300 100 LA P c w 400 LAP10 150 225 CA JA KA HKA LA 400 225 HLA LB HLB MA NB LA P NB P c w 1000 NB14 MC NC 400 LA HCA LA P LB MA 600 400 HMA NB HNB NB P MC HMC NC HNC 600 MA HMA MC HMC 1200 600 NB NC HNC NB P 800 MA HMA NB HNB 1200 NB P MC HMC NC HNC 1000 NB HNB NC HNC PB P 1200 1200 NB HNB NC HNC PB P 1200 1400 2000...

Страница 8: ...on momentary return of the normal power source Upon restoration of the normal source it begins timing and should the source fail again prior to completing the timing cycle the relay will reset to time again If the normal power source should remain restored longer than the timing cycle the EN will open its normally closed contact in the control relay CR initiating re transfer When used as an NE dev...

Страница 9: ... to the emergency position Control Relay CR Ratings 1 2 volt amperes power consumption Input Coil Voltage 120 volts 60 hertz and 50 hertz Contact Rating 10 amperes resistive Operating Temperatures 10 C to 55 C Settings 50 hertz fixed sensing or 60 hertz fixed sensing Description This device CR is an octal plug in unit complete with solid state sensing single pole double throw set of contacts two s...

Страница 10: ... switches 1 It may be used to simulate an interruption in the normal source of supply at selected intervals at least once per week causing the transfer switch components to function including start up of the engine generator set and transfer of load to the generator supply At the end of the interval it will initiate the transfer back to normal supply and shut down the engine generator or 2 It may ...

Страница 11: ...d horizontally The breakers are fastened to the panel by six bolts All Robonic transfer switch breakers and mechanisms have allowed some adjustments for mounting to assure proper operation without slipping or binding Be sure all hardware is tightened sufficiently before reenergizing any transfer switch To replace any of the octal plug in relays pull old units straight out and insert the replacemen...

Страница 12: ...ectric tests on the equipment with the control components in the circuit 2 DO NOT use loctite 3 Check lubricant in high speed bearings of the motor and the low speed bearings of the gear box For lubrication use Dow Corning Silicon DC44 or equivalent on the high speed bearings and Aero Shell No 6 grease or equivalent in gear box after 5000 operations 4 Check if control components are tight in socke...

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