Instruction/ maintenance manual of the product E-DESIGN 150-400A Emerson
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381333–128 D 50 Hanove r Road, F lorham Park, New J ersey 07932–1591 USA For sales or service call 1 800 800–2726 (A SCO ) www.ascopower .com AS CO PO WER TECH NO LOGI E S CA NA DA PO Box 1238, .
Ca talog Num ber Identif icatio n T ypical 7000 Serie s catalog no. for E–design switched neutra l, 3 pole, 400 amp, 480 V , A CTS i n T ype 1 e nclosure: 7AC T S C 3 400 N 5 C Phase Poles Neutral A.
SECT ION 1 INST ALLA TION 1 --- 1 A SCO Se ries 7000 A utomatic Closed–T ransi ti on T ransfe r Sw itches ar e factory w ired and tes ted. Field in stall ation simply requi res mounti ng and connecti on of service cables, and a uxi liary control circui ts (i f re quire d).
INST ALLA TION (cont inued) 1 --- 2 Tig hten bol ted joints to the torqu e specified in T able A . The re lia b l ility o f the c on ne ctio n dep en ds on how cle an and how ti ght t he joi nt is .
INST ALLA TION (cont inued) 1 --- 3 handle handle shafts handle Figure 1- 2. Figure 1- 3. Figure 1- 4 150 – 400 A (3 pole) 600 & 800 A (& 4 pole 400 A) 3000 & 4000 A E–design switches .
INST ALLA TION (cont inued) 1 --- 4 obse rve these li ghts RED RED RED RED RED GREEN GREEN Figure 1- 6. Standard control s and indicators. 2 --- V o l t a g e C h e c k s First check nameplate o n tra nsfer swit ch; rated volta ge m u s tb et h es a m ea sn o r m a la n de m e r g e n c yl i n ev o l t a g e s .
INST ALLA TION (cont inued) 1 --- 5 obse rve these li ghts RED RED RED RED RED GREEN GREEN oper at e this s w itch Figure 1- 7. Standard control s and indicators. 3 - - - Electr ical Oper atio n Th i s pr oce du re wi ll che ck t he e le ctr ica l o pe ra ti o n o f t he A utomatic Clo sed–T ransition T ransfer Switc h.
SECT ION 2 TEST ING & SERVIC E 2 --- 1 TRANS FER TEST Operate t he 7000 Series ACTS at least once a month by foll owing the five–step Elect rical Op eration Tr a n s f e r Te s t procedure on page 1–5.
TEST ING & SERVIC E (continued) 2 --- 2 MANUAL L OAD TR ANSFER This pr oced ure w ill m anual ly tr ansfer th e load if th e cont ro lle r is d i sco nne ct ed . Do no t manua ll y op erate the transfer switch until both po wer so urces are disconnected (al l co nductors deenergized).
INDEX Printed in U .S.A. Copy right 2009 ASCO Power T echnologies, L .P . A alarm reset, 1–5, 2–2 auxil iary cir cuits , 1–2 C cable lugs, 1–2 prepar ation, 1–2 cat alo g nu mber, in si de c.
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