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T6376/T6377 THERMOSTATS HEATPUMPS & SMALL AIR CONDITIONERS
SPECIFICATIONS
Model
ON/OFF
(SPST)
T6374B1004
T6374B1003
4
T6375B1011
T6375B1045
: 10...30
Setpoint range
dial
: 230 V~, 50...60 Hz
Supply voltage
: S.P.D.T.
Thermostat
switch
: Typical differential 1K (heating & cooling)
Performance
at 20
connected
Electrical ratings : 4(2) A, 230 V~
Typical loads are fans, zone valves,
relays, compressors. Compressors of
greater than 0.5 kW capacity should be
switched via a contactor.
: Greater than 100,000 cycles (all loads)
Operational life
for thermostat contacts at 230 V~
Greater than 6,000 operations for all
manually operated switches
DIMENSIONS
EN0R8405 R1
3-speed
Fan/
Fan
Auto/Cont
(SPTT)
(SPDT)
4
4
4
4
4
4
o
C. By means of a large setpoint
o
C at 50% load with anticipator
Switches
Heat/Cool
Heat/Cool
(SPDT)
(DPDT)
Mounting
Wiring
Enclosure
Dimensions
Protection class
RFI suppression
Environmental
requirements
Approvals
2
Heat/Off/
Heat/Fan/
Cool
Cool
Deadband
(DPTT)
(DPTT)
4
4
4
4
: Mounts directly onto wall or wall-box
(mounting screws supplied)
: Up to 9 screw-in terminals per unit,
capable of accepting wires up to 1.5 mm
: Plastic 2-piece housing
: 85 x 130 x 40 mm (w x h x d)
: IP30
Provided to B.S. EN 55014
:
Operating temperature range 0 to 40
Shipping and storage temperature range
o
-20 to 50
C
Humidity range 0 to 90% rh, non-
condensing
: Designed to meet harmonised EC
approvals standard IEC 730
Features
Fixed
Auto
Change-
over
(Aquastat)
2
o
C
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