ALRE Bimetal controllers for surface installation PTR 02.802

Model No: PTR 02.802 Item No: A 201154
Equipment: 1st switch: “heating/cooling”, 2nd switch: for fan operation “slow/medium/fast” Controller for 2-pipe systems


Control or supervision of temperatures in closed dry rooms. Eminently suited for use with air conditioners (fancoils). Can also be applied for remote control purposes, see PFB 20.801, PFB 20.802.

Technical Data  
Operating Voltage: 230V ~, 50Hz
Sensor: Bimetal
Switching Current: 3 (3) A
Contact: Changeover contact
Setting Ranges: 5…30°C; 16…30°C (swelling arrow)
Switching Differences: Approx. 0.5 K with a temperature change of 4 K/h
Switch: See equipment
Degree of Protection: IP 30
Protection Class: II, after according installation
General Equipment: Thermal feedback

Mechanical range reduction

Admissible Humidity: Max. 95% r.h., non-condensing
Storage Temperature: -20…+70°C
Safety and EMC: According to DIN EN 60730
Ambient Temperature: 0…30°C
Housing Colour: Pure white, similar to RAL 9010
Housing Material: Plastic (ABS)
Mounting/Installation: Surface-/wall-mounted
Weight: Approx. 110g
Electrical Connections: Terminal screws


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