Safety thermostats | SP series

Thermostats of this family are single pole safety thermostats or limiters, with manual reset. They open an electric circuit when the setting temperature is reached. This family has a wide range of variables, and therefore it is possible that each customer can adapt the thermostat to his own application needs.

The following table summarizes the main characteristics

Technical information

Electrical Scheme SPST / SPDT
Temperature Range 40°C (104°F) up to 350°C(662°F)
Fixation M10 / Flange with 2M4 holes/ Holes for self-threading screws
Cover Material Metallic or Plastic
Capillary Length 280mm Up to 3000mm
Capillary Protection PVC / Silicone + fiberglass / PTFE
Phial Diameter 3mm / 4mm / 5mm / 6mm / 8mm
Phial Length 40mm up to 215mm
Phial Material Copper or Stainless Steel
Electrical Connections Faston 6,3×0,8 or Screws
Terminals Position 180°, 90º, 60°, 30°
Maximum Temperatura of the Body 120ºC (240ºF) UL / 150°C (302°F) VDE
Rating 16A / 400V~
Fail-Safe It can incorporate a system that, in case the capillary
thermostat breaks or leaks, the electrical circuit remains open
without possibility of reset
Trip-Free Function that makes that a thermostat can not be reset until
the temperature in the bulb drops from the disconnection