Оценок - 4, средний балл: 4.8
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Фрагмент инструкции
L. CONTACTS IF AVAILABLE CHILLED WATER COND. PUMP STARTER AUX. CONTACT OR FLOW SWITCH SHOULD BE FLOW SWITCH LOCATED HERE ONLY WHEN COND PUMP STARTER IS INDEPENDENT OF 30HR, HS WIRING. fio~|------0~ - FC i GO—---O— - -0 -0 CONTACTOR COILS FOR COND. FAN MOTORS WITH SEPARATE AIR COOLED COND. FOR EACH REFRIGERATION CIRCUIT. (SEE NOTES 5 AND 6) Fig. 2 — Suggested Field Wiring of Interlocks 0-----©-----0 CONTACTOR COIL FOR COND. WATER PUMP OR FOR FAN MOTOR(S) ON SINGLE TWO CIRCUIT AIR COOLED COND. LEGEND (For Fig. 3 thru 8) BR — Balancing Relay S Step Controller Switch C — Compr Contactor SR - Starting Relay CA — Second Contactor TS - Transfer Switch (Compr Starting Sequence) CB — Control Circuit Breaker U - Unloader (Compr) CR — Control Relay XL - Across-the-Line HP — High Pressurestat LLS — Liquid Line Solenoid Valve o LP — Low Pressurestat Coil LS LWTC — Limit Switch — Low Water Temp Cutout Light (Red) OPSS — Oil Pressure Safety Switch o Terminals on Step Controller RR — Recycle Relay /\ Terminals on Temp Controller □ Terminaison Terminal Strips Terminals on Compr -Factory Wiring ___Factory Wiring on 30HS Units Only ____Field Wiring ---Factory Wired, Field Connected EXTERNAL CONTROL POWER SOURCE (IF USED) F TRÔLPOWE M " CIRCUIT N0.1 CONTACTORS Cl C*ft C2 CIRCUIT BREAKERS COMPR I COMPR 2 C C 0 0 M M P P R. R. 1 2 FIELD POWER SUPPLY CONTACTOR COIL POWER DISC PLUG CIRCUIT NO. 2 TERMS fisT CONTACTORS CIRCUIT BREAKER FIELD n INSTALLED) 'accessory! CONTROL TRANS- C 0 M P R _a_ C3 COMPR 3 L. 2QRMERJ CON T. COI L TERMS TOWER DISC- W nj^1PLUQ—-f TPRMIN5L ^ STRIP Rri O.PS.S. 2 yl2jlSEE NOTE O.RS.S. I i I J(SEE NOTE 3) aCD cCP CKT I . CKT.2 ♦ 2 COMP SEQUENCE ° m ° START STOP RELAYS SR LWTC ITERMS1-121 4P LP HFLF TERMINAL STRIP STEP CONTROLLER UNLOADER CRANKCASE HEATER • ON 208-, 230-VOLT UNITS ONLY COMPR. MOTOR TERMINAL PLATE -THERMOTECTOR LEADS TO CONTROL CIRCUIT MOTOR THERMOTECTORS INTERNALLY WIRED IN SERIES TO TERMINALS ABB THROUGH COMMON TERMINAL “C“ 30HR, HS070, 080, 090 Fig. 3 — Locations of Control Components (All Voltages) 3 CONTACTORS COMPRESSORS CIRCUIT BREAKERS (CALIBRATED TRIP) (SEE NOTE I) FIELD SUPPLIED LI L2 POWER ---- L3 HE— 115 V, 60 HZ CONTROL POWER SEE NOTE NO I BLK —-OJNJ—6^ YEL--CkTX)—6^< BLU —HXlX)—6^Rx - OPTIONAL .75 KVA TRANSFORMER 60 HZ ONLY (REQUIRED ONLY WHEN SEPARATE 115 V SOURCE IS NOT AVAILABLE). WIRING INSTRUCTIONS FURNISHED WITH ACCESSORY PACKAGE -ON 208-, 230-VOLT UNITS ONLY 30HR, HS070, 080,090 Fig. 4 — Power Schematic (All Voltages) 4 CB o-§§- L I -CONTROL VOLTAGE SOURCE-(SEENOTE 2) -§4]— L2 CB SEE NOTEl“6 c Q j\ SR-1- STOP BUTTON I— /\OX CONTKCT«, ^-44;—AAAAAAA^ C2 START a RESET BUTTON ■C-L^^k-AMAAAA^J—0 CRANKCASE HEATERS /“'X FI|C5F 1 HPI LPI r^°-l SEE (4) MOTOR THERMOTECTORS NOTE^H^5^?^ FUSE NO I COMPR N0.1 COMPR N0 2 (2) MOTOR THERMOTECTORS FUSE NO 2 iuiloiukö j OPSS j L L. UDO I o o L COMPR NO 3 HP2LP2 STEP CONTROLLER SHOWN IN UNLOADED POSITION, CAMSHAFT OPERATES SWITCHES I-"! IN NUMERICAL ORDER AS WATER TEMP. INCREASES. R R SI
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