Foster Cold-Room Technicians Hand Book - Nccvmtc.org

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12 V .DC from BatteryA1MAN / AUT(1-2) closed onEither selectionR1= Dc sensing relay*R1 (1-3)remains closed solong correct DC voltage isavailable from any ofBattery/charging rectifier billopens when DC is availablefrom dynamo whengenerator is running.# N1 (8-11) closes on mainspower failure.M = Starting motor ofgenerator engine.T1 = Starting time (delay tooperate)R2 = Alarm relay@ T1 (9-11) closes afterpreset time on StartingFailure.10
220 V. GENERATOR PANEL (Part)‘ FOSTER ‘ WALK-IN-COLD-ROOMN1 = Mains sensingrelay.61 & 62 are auxcontact of generatorcontactor which arenormally closed.NK – mainscontactor.220 V.AC To generator 220 V. ACFROM MAINS battery forTO COLD-ROOMChargingPANELCOLD – ROOM OPERATTING FROM MAINS SUPPLYDIAGRAM :111
Page 1 and 2: ‘foster’cold- roomtechnicians
Page 3 and 4: FOSTERWALK-IN-COLD-ROOMGENERAL INFO
Page 5 and 6: Automatic Defrostion:The moisture i
Page 7 and 8: COLD ROOMDESCRIPTION OF MAIN COMPON
Page 9: DESCRIPTION OF MAIN COMONENTSNo COM
Page 13 and 14: 12 V.DC from Battery* A1 (1-2) clos
Page 15 and 16: COLD ROOM PANEL(220V 1-Ø)(New type
Page 17 and 18: 12 V .DC SUPPLY & BATTERY CHARGING
Page 19 and 20: COLD-ROOM PANEL (and cold-room)Indi
Page 22 and 23: FREEZER ROOM OPERATING FROM MAINS S
Page 24 and 25: ‘FOSTER’ WALK- IN-(FREEZER ROOM
Page 26 and 27: TROUBLESHOOTINGFOSTERCOLD-ROOM# The
Page 28 and 29: 2.Alarm ConditionThere are alarm ci
Page 30 and 31: a) Starting Failure: Under power fa
Page 32 and 33: B) NO POWER FAILURE; POWER AVAILABL
Page 34 and 35: D) GENERATOR DOES NOT START IN CASE
Page 36 and 37: F) COLD ROOM PANEL / UNITPower supp
Page 38 and 39: appendixAppendixContenta) Sequence
Page 40 and 41: Foster Cold - RoomGenerator / power
Page 42 and 43: FOSTER COLD - ROOMGenerator / power
Page 44 and 45: FOSTERCOLD ROOM PANEL (New type)1 p

Foster Cold-Room Technicians Hand Book - Nccvmtc.org

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