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Jaguar Model J-390
22
Figure 16b. Multizoning of Bobcat Jaguar; pump zoning system using R845A relay.
1 2 3 4 5 6 7 8
FIELD WIRING
TERMINALS
ON BOILER
1
2
T T
3 4 5 6
T T T T
LI
L2
DISCONNECT
SWITCH
1
R845A
RELAY ZONE 3
CIRC.
ZONE 3
R845A
RELAY ZONE 2
CIRC.
ZONE 2
R845A
RELAY ZONE 1
CIRC.
ZONE 1
ZONE 3
THERMOSTAT
ZONE 2
THERMOSTAT
ZONE 1
THERMOSTAT
1
POWER SUPPLY, PROVIDE DISCONNECT
MEANS AND OVERLOAD PROTECTION
AS REQUIRED.
MULTIZONING OF "JAGUAR" BOILER;
PUMP ZONING SYSTEM USING R845A RELAY
1
2 3 4 5 6
1
2 3 4 5 6