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H E
A T E R
NO. 1
PROVIDEA DI*CONNECTMEANS
DE-ENERGIZE ALL VOLTAGE S
AS REQ
,
UIRED
FIG. 6–TWO OR MORE R841C RELAYS CONNECT-
ED TO ONE THERMOSTAT SO THEY OP-
ERATE IN SEQUENCE ABOUT ONE MINUTE
APART. THIS REDUCES THE INITIAL LINE
LOAD ON LARGE KILOWATT iNSTAL-
ANTICIPATOR AT 0.2A.
BOX
4
"
( z )
RED
BLACK
PROTECTION AS REQUIRED.
FIG. 7–R841D INTERNAL SCHEMATIC AND CON-
NECTION DIAGRAM FOR ONE RELAY.
2-
WIRE
THERMOSTAT
BLUE
RED
BLACK
HEATER
RED
.
O U R C E S
PROVIDE
PROTECTION
n
L2 ~
OTE
n
RED
WHITE
DR
LOW VOLTAGE
OPPING
THER
M O S T A T
T R A N S F O R M E R
r
ACK
LOAD
. . . .
RED
LOAD
BLACK
4
—
—
LOAD
P R O V I D E
FIG. 8–CONNECTIONS FOR FOUR R841D RELAYS
AND THERMOSTATS USED WITH ONE
TRANSFORMER. SET EACH THERMOSTAT
HEAT ANTICIPATOR AT 0.2 A.
PROTECTION AS REQuIRED.
FIG. 9–CONNECTIONS FOR TWO R841D RELAYS
USED WITH ONE TRANSFORMER AND
THERMOSTAT. SET THERMOSTAT HEAT
ANTICIPATOR AT 0.4 A.
5
. .
b
LOW VOLTAGE
T H E
R M O S T A T
RED
WHITE
.
LOW VOLTAGE
THERMOSTAT
- - -
WHITE
Low VOLTAGE
T H E
R M O S T A T
RED
, ",,0.
E
60-2004–1
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