SINRO SRT026 Series User manual

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SRT026 SERIES THERMOSTAT
DESCRIPTION
SRT026 series thermostats are manufactured perfectly. They are widely used
in commercial, industrial and residential buildings. They are suitable for room
temperature control of heating, cooling or year-round air-conditioning system,
especially for fan coil, electrical heater, etc. The thermostat is highly sensitive,
easy-installation and reliable.
SPECIFICATIONS AND TECHNICAL DATA
SRT026A System: HEAT-OFF-COOL; Fan: HIGH－MED－LOW
SRT026B System: ON-OFF; Fan: HIGH－MED－LOW
MODEL SRT026C System: HEAT-OFF-COOL; 4-PIPE; Fan: HIGH－MED－LOW
WORKING RANGE 10～30℃
TEMPERATURE
DIFFERENCE Approximately 0.5～0.8℃
SENSITIVE ELEMENT Unipolar gas filled bellow
Thermostat 1A 250V AC
RATED CURRENTAND
VOLTAGE Fan switch 6(2)A 250V AC
WIRING CONNECTION Screw terminals, wiring 0.5~1.5mm2
LIFE OF THERMOSTAT ≥100000 times
MATERIAL Hard fireproof plastic
COLOR Milk white
HOUSING PROTECTI
ON CLASS IP20
INSTALLATION INSTRUCTION
1. Mount the thermostat vertically on the wall in the air-conditioned room. It should be 1.5m above the
floor so that it can measure the room temperature accurately with enough air passing through.
2. Install the thermostat in the place without direct shining and from cooking device or other heat
sources.
3. Loosen the screw on the top of the cover (but don’t take them out to avoid losing). Remove the
cover according to the Installation Diagram (Notice: Do not remove the adjusting knob.)
4. Pass the wires through the square hole of the base bottom. Connect the wires to the terminals as
shown on the Installation Diagram inside the cover and tighten them.
5. Fix the base on the connection box with screws.
6. Keep the two switches at the lowest position (marked “COOL” and “LOW”). Fix the cover as the
arrow direction according to the Installation Diagram. Eventually tighten the screw on the cover.
7. The optional standard connection box is wall-mounted with screws and standard terminals. The size
is 86x86x32. Details are shown on the Installation Diagram.

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WIRING DIAGRAM
INSTALLATION DIAGRAM