Coates ST Series Manual de instalação e operação - Página 4
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2
GROUND
RED #8
LINE 1
BLK #8
LINE 2
HEATING
ELEMENT - 1
RED # 8
BLK # 8
BLK
RED
HEATING
ELEMENT - 2
12411ST
MODEL NO.
HEATER
KW/VOLT
RATING
12406ST
5.5 @ 240VAC
12411ST
11 @ 240 VAC
ITEM
PART NUMBER
1 – CON1
2 - TC
3 - FLOW
RLY
4 - HTL
6 – PL1,2
7
8
9
10
11
* SEE TABLE 1 FOR ELEMENT QUANTITY
When ordering parts from your dealer, provide the model number and serial number of your heater.
RLY
FLOW
BLUE
BLUE
240V
RED
NO COM
CON 1
RED # 8
BLK # 8
RED
COIL
BLUE
BLK
CON 1
1
SPLICE FOR REMOTE
CONTROL HOOK-UP
COIL
RED
"ELEMENT"
LIGHT
PL1
MODEL 12406ST / 12411ST
Wiring Diagram
TABLE 1
NO. & KW OF
HEATING
ELEMENTS
1 @ 5.5 KW
2 @ 5.5 KW
21000100
CONTACTOR, 2P, 50 AMP, 240VAC
22002001
TEMPERATURE CONTROL
23000105
FLOW SWITCH, 20 GPM
21006010
FLOW RELAY, 30AMP, 240V
22003820
HIGH TEMPERATURE LIMIT, MANUAL RESET
29034620
PILOT LIGHTS for ELEMENT and FLOW
62002615
VESSEL ASSEMBLY, STAINLESS STEEL
20005061
HEATING ELEMENT, 5.5KW, 240 VOLTS
29020025
GROUND LUG, LA-2
29020035
BONDING LUG, SAU-70
32705010
UNION ASSEMBLY
RED
TEMP. LIMIT
CONTROL
HTL
HTL:
TC:
ELM 1 - 2:
CON 1:
"FLOW"
PL 1:
LIGHT
PL 2
PL2
FLOW:
RLY:
RED
RED
TEMP.
FACTORY SPLICED LEADS ARE PROVIDED FOR
1
CONTROL
CONNECTION TO CUSTOMER SUPPLIED AUXILIARY
TC
CONTROLS. i.e. REMOTE THERMOSTAT OR HEATER
"ON/OFF" SWITCH. SEE YOUR DEALER FOR FURTHER
INFORMATION.
INSULATED GROUND CONDUCTOR, COPPER ONLY.
2
MUST BE SAME SIZE AS THE SUPPLY WIRING, BUT
NOT LESS THAN # 12 AWG.
HEATER
RECOMMENDED
CURRENT
CIRCUIT RATING
RATING
23 AMPS
30 AMPS
46 AMPS
60 AMPS
TABLE 2
DESCRIPTION
HI-TEMP CUT OFF "MANUAL RESET".
TEMPERATURE CONTROL - THERMOSTAT.
HEATING ELEMENT(S).
CONTACTOR, 2 POLE, 50 AMP RES.
PILOT LIGHT "ELEMENT".
PILOT LIGHT "FLOW SWITCH".
FLOW SWITCH
FLOW RELAY
RECOMMENDED
SUPPLY WIRING
COPPER @ 60° C
#10 AWG
#4 AWG
QTY
2
1
1
1
1
2
1
*
1
1
2