background image

INDEX

Printed in U.S.A.

Copyright ASCO Power Technologies, L.P. 2007

A

Alarm Reset pushbutton, 1–4, 2–2
auxiliary circuits, 1–2

B

bus connections, 1–2
bypassing the ATS, 3–1

C

catalog number, cover
cleaning, 2–1
closed–transition transfer, 1–4
connections

line, 1–1

controller

disconnecting, 2–1

see

Controller User’s Guide

E

electrical operation, 1–4
Emergency Source Accepted light,

1–3

Engine Control selector switch

Auto position, 2–1

engine starting contacts, 1–2

Extended Parallel Time

light, 2–2

F

Failure to Synchronize

light, 2–2

foundation, 1–1
frequency, generator, 2–2
functional test, 1–3, 1–4

H

harness, 1–2

disconnect plugs, 2–1

HELP

[email protected]

800–800–ASCO

I

inspection, 3–1

installation, 1–1

isolating the ATS, 3–2

L

lights, 1–3, 1–4

lubrication, 2–1

M

maintenance, preventive, 2–1

maintenance handle, 2–2

warning, 2–2

manual load transfer, 2–2

warning, 2–2

N

nameplate, cover

Normal Source Accepted light, 1–3

O

operation

electrical, 1–4
manual, 2–2

warning, 2–2

P

parts, 2–1

phase rotation check, 1–3

preventive maintenance, 2–1

problem, 2–2

R

rating label, cover
removal of shipping angles, 1–1
removal of shipping skid, 1–1
replacement parts, 2–1
return to service, 3–3

S

service

ASCO Services, Inc. (ASI), 2–1

settings

see

Controller User’s Guide

shipping angles, 1–1

warning, 1–1

shipping skid, 1–1

T

test, functional, 1–3, 1–4
testing power cables, 1–2
time delays, 2–1

see

Controller User’s Guide

TS Locked Out

light, 2–2

Transfer Control selector switch

Retransfer Delay Bypass, 1–4

Transfer Test, 1–4

Transfer Switch Connected To

Emergency light, 1–4

Transfer Switch Connected To

Normal light, 1–4

transfer test, 1–4, 2–1
transfer to emergency, 1–4, 2–1
transfer to normal, 1–4, 2–1
troubleshooting, 2–2

V

voltage checks, 1–3
voltage, pickup and dropout settings

see

Controller User’s Guide

Содержание ASCO 7000 Series

Страница 1: ...ies ACTB for all installation and connection details and accessories Refer to Group 5 Controller User s Guide 381333 126 for ATS status display messages time delays pickup dropout settings and adjustments An experienced licensed electrician must install the 7ACTB Rating Label Each 7000 Series 7ACTB contains a rating label to define the load and fault circuit withstand closing ratings Refer to the ...

Страница 2: ...00 Series ACTB for all mounting details including door opening space If bottom cable entry is used the foundation must be prepared so that the conduit stubs are located correctly Refer to the appropriate enclosure outline drawing for specified cable entrance area and location Provide cable bending space and clearance to live metal parts When a concrete floor is poured use interlocking conduit spac...

Страница 3: ...ply joint compound to conductor then carefully wipe away excess compound Tighten the cable lugs to the torque specified on the rating label Be sure that the Normal and Emergency power connections are in proper phase rotation Bus Connections If bus connection is used use SAE grade 5 hardware to connect bus to appropriate terminal plates on bypass switching device Wipe off bus surfaces before they a...

Страница 4: ...s See Figure 1 3 Black square means light is on White square means light is off If necessary adjust voltage regulator on generator per the manufacturer s recommendations The ACTB will respond only to rated voltage specified on the nameplate Now continue to 2 Electrical Operation on next page 1 Close the normal source circuit breaker The Transfer Switch Connected To Normal and the Normal Source Acc...

Страница 5: ...ans light is on White square means light is off 3 Turn the Isolation Handle clockwise approximately 16 turns to the CONN connected position 4 Push in the Bypass Handle and turn it counterclock wise until the OPEN indicator shows green This completes the Functional Test of the ACTB 1 Turn and hold Transfer Control switch clockwise to Transfer Test until the engine starts and runs within 15 sec The ...

Страница 6: ...closure Brush and vacuumaway any excessive dust accumulation Remove any mois ture with a clean cloth Check the transfer switch contacts Remove transfer switch barriers and check the condition of the contacts Replace contacts when pitted or worn excessively Reinstall the barriers carefully Maintain transfer switch lubrication If switch is subjected to severe dust or abnormal operating con ditions r...

Страница 7: ... Feature 2E time delay to time out Starting control must be in the automatic position Failure to Synchronize light comes on Conditions of Normal or Emergency Sources not suitable for closed transition transfer Recheck voltage and frequency of both sources Press Alarm Reset pushbutton Extended Parallel Time light comes on CN and CE contacts are closed longer than setting in the Control Panel Open t...

Страница 8: ... ATS is bypassed to Normal Source Figure 3 1 Bypass Handle and position indicators To Bypass Normal Source Load connected to Normal Source The Transfer Switch Connected To Normal light is on and Transfer Switch Connected To Emergency light is off Push in the Bypass Handle all the way then turn it clockwiseuntil Bypass Switch Positionshows CLOSEDon NORMAL yellow indicator The red light Unit Not In ...

Страница 9: ...tch Bypass Switch Figure 3 5 TEST to ISOLATE position 4 Open the lower enclosure door Pull out the side rail carriage then roll out the transfer switch It can be safely inspected in this position The transfer switch can also be removed for easier maintenance opera tions unfold crank position window CONN TEST ISOLATE counterclockwise draws out transfer switching device Figure 3 6 Isolation Handle N...

Страница 10: ...s black NORMAL or EMERGENCY at the Bypass Switch Handle This indicates the source connected to the load 4 Observe which Transfer Switch Connected To light is on Normal or Emergency on the door This is the positionoftheTransferSwitch If itis notin thesame position as the Bypass Handle change the position of the Transfer Switch as follows To change the position of transfer switch Operate to NORMAL O...

Страница 11: ...assed to Emergency or yellow NORMAL when ATS is bypassed to Normal Source Figure 3 11 Bypass Handle and position indicators To Un Bypass Normal Source Load connected to Normal Source The Transfer Switch Connected To Normal light is on and Transfer Switch Connected To Emergency light is off Push in the BypassHandle thenturn itcounterclockwise until Bypass Switch Position shows OPEN green indica tor...

Страница 12: ...1 maintenance handle 2 2 warning 2 2 manual load transfer 2 2 warning 2 2 N nameplate cover Normal Source Accepted light 1 3 O operation electrical 1 4 manual 2 2 warning 2 2 P parts 2 1 phase rotation check 1 3 preventive maintenance 2 1 problem 2 2 R rating label cover removal of shipping angles 1 1 removal of shipping skid 1 1 replacement parts 2 1 return to service 3 3 S service ASCO Services ...

Отзывы: