Jumo Warm-air thermostat WTHc-2280

WTHc series hot-air thermostats are approved as:
¦ Temperature controllers (TR)
¦ Temperature monitors (TW)
¦ Safety temperature limiters (STB)
¦ Type testing in accordance with: DIN EN 14597
¦ Thermostats of the WTHc series comply with DIN EN 60730.
¦ Maintenance: The devices are maintenance-free

Technical Data:
Control range TR: +20–80°C
Control range 2 TW: +70–90°C
Calibration point STB: +100°C
Sensor length: 350 mm
Sensor diameter: 4 mm

Operating principle:
in accordance with DIN EN 60730-1 and DIN EN 60730-2-9
TR 1 BL TW 2 BL
STW(STB) 2 BKLP
STB 2 BFKLP
Explanation of Abbreviations:
1 Type 1 operating principle
2 Type 2 operating principle
B Automatic operation with micro-cutout
F Resettable only with a tool
K With sensor break protection
L No auxiliary power required
P Type 2 operation, tested for specified temperature cycles

Maximum permissible switching capacity:
(Supplementary information regarding the nameplate marking)
AC 230 V +10%, 10(2) A, cos ? = 1(0.6), DC 230 V +10%, 0.25 A

Operating medium: Air
Protection class: EN 60529-IP40, standard – EN 60529-IP54, with model suffix /SW