Technical data

4-12 035L02381-GB0
-AMB
CP
-AOIB
-ARB
-APB
-QRCD
-QCSD
LS
TB2
TB4
TB5
TB6
7 L40
TB2 TB5TB4
RLCWTSPRCSP
CPMS
ASSI
C/S S/S CWP RMR/S
R/STT R/LC
8NB 5NB
15NB
1NB
1NB
15NB
14NB
1NB
9NB 9NB
21NB 17NB
10NB
9NB
9NB
24NB
6NB
15NB
9NB
13NB
9NB
R/STP
CPWI MUS
EMS SSS
N
1N 50Hz
115V
L
EMS
MRO
RUN
1 L411 2441 4269 35 5312 242713 25 3620 3451 31 18 L4219 243
Figure 4.8 Customer Connections
-AMB Microprocessor Board MUS Multi-Unit Sequence
-AOIB Output/Input Board PE Protection Earth
-APB Power Board -QCSD Control Circuit Switch Disconnector
-ARB Relay Board -QRCD Residual Currant Device
C/S Cycling Shutdown R/STP Remote Stop
CP Control Panel R/STT Remote Start
CPMS Condensor Pump Master Start RCSP Remote Current Limit Set-Point
CPWI Chilled Water Flow Interlock RLCWTSP Remote LCWT Set-Point
CWP Chilled Water Pump RMR/S Remote Mode Ready To Start
EMS Electro-Mechanical Starter RUN Run
LS Logic Section S/S Safety Shutdown
MRO Manual Reset Overload SSS Solid State Starter
1
THIS WIRING DIAGRAM DESCRIBES THE STANDARD ELECTRONIC CONTROL SCHEME FOR USE WITH AN ELECTROMECHANICAL STARTER
EMS, OR SOLID STATE STARTER (SSS). FOR DETAILS OF STANDARD MODIFICATIONS, REFER TO PRODUCT FORM 160.47-PA11.
5
TO CYCLE UNIT ON AND OFF AUTOMATICALLY WITH CONTACTS OTHER THAN THOSE SHOWN. INSTALL A CYCLING DEVICE BETWEEN
TERMINALS 1 & 13 (SEE NOTE 9). IF A CYCLING DEVICE IS INSTALLED, JUMPER MUST BE REMOVED BETWEEN TERMINALS 1 & 13.
6
COMPRESSOR MOTOR STARTER WITH STARTER INTERLOCK CONTACTS (RATED 0.2 AMPS @120 VOLTS A.C.) MUST BE PER FORM 160.47-
PA12. CONTROL PANEL SHALL BE GROUNDED.
8
TO STOP UNIT AND NOT PERMIT IT TO START AGAIN INSTALL A STOP DEVICE BETWEEN TERMINALS 1 & 8. (SEE NOTE 9). A REMOTE
START-STOPSWITCHMAYBECONNECTEDTOTERMINALS1,758(SEENOTE9).REMOTESTART-STOPSWITCHISOPERATIVEONLYIN
THE ”REMOTE” OPERATING
9
DEVICE CONTACT RATING TO BE 5 MILLIAMPERES AT 115 VOLTS A.C.
10
CONTACT RATING IS 5 AMPS RESISTIVE AT 120 VOLTS A.C. OR 240 VOLTS A.C.
13
FOR HIGH AND LOW VOLTAGE UNITS, THE FACTORY SUPPLIED JUMPER BETWEEN 1 & 53 MUST BE REMOVED WHEN
ELECTROMECHANICAL STARTER OVERLOADS AND/OR SAFETY DEVICES ARE USED. FOR HIGH VOLTAGE (2300-4160) UL AND CSA
APPROVED UNITS ONLY, ELECTROMECHANICAL COMPRESSOR M
14
CONTACT RATING IS 5 AMPS RESISTIVE @250 VOLTS A.C. AND 30 VOLTS D.C., 2 AMP INDUCTIVE (0.4 PF) @ 250 VOLTS A.C. & 30 VOLTS
D.C.
15
EACH 115VAC FIELD-CONNECTED INDUCTIVE LOAD; I.E., RELAY COIL, MOTOR STARTER COIL, ETC. SHALL HAVE A TRANSIENT
SUPPRESSOR WIRED IN PARALLEL WITH ITS COIL, PHYSICALLY LOCATED AT THE COIL. SPARE TRANSIENT SUPPRESSORS AND
CONTROL CIRCUIT FUSES ARE SUPPLIED IN
17
FIELD CONNECTED CONTROL POWER SUPPLY IS NOT REQUIRED, AS CONTROL TRANSFORMER IS SUPPLIED ON THE SOLID STATE
STARTER.
21
ALL SOURCES OF SUPPLY SHOWN ON THIS DIAGRAM TO BE TAKEN FROM ONE MAIN ISOLATOR, NOT SHOWN OR SUPPLIED BY YORK.
24
MAX. ALLOWABLE CURRENT DRAW FOR THE SUM OF ALL LOADS IS 2 AMPS HOLDING, 10 AMPS INRUSH.
NOTES