Plant engineering overview 3: Air heater thermostats
Duct rod sensors with capillary system, function without supply voltage
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x x x x x x
Duct thermostat
x x x x x
Air heater thermostat
x x
x
x x x
x x
Capillary 350 mm
x
x
x
Capillary 1,250 mm
x
−25 ... 65 °C
x x x x x
20 ... 70 °C
x x x
20 ... 100 °C
x x
60 ... 140 °C
x x
70 ... 95 °C
x x x
70 ... 100 °C
x x
100 °C rod fixed
Microswitch (potential-free changeover contact)
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15 (8) A, 24–250 V~
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IP 40
Type testing by TÜV in accordance with DIN EN 14597
x x x x x
x x
x
x x x x x
x
Temperature monitor
x
Temperature limiter
x
x x
x x
Safety temperature limiter
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Internal setting
Catalogue 2022 | Page 150
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