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- Capillary system - Type-tested by TÜV in accordance with DIN EN 14597, for hot air heaters in accordance with DIN 4794Technical data:- Switching capacity: 15 (8) A, 24-250 V~, at 24 V~ min. 150 mA- Fan switching differential: adjustable 8...30 K- Fan control range: 20...70°C- Burner control range:70...100°C, JTL-2...870...95°C, JTL-8 NR...17 NR- Switch-off temperature STB: 100°C (+0/-10 K), external manual reset (applies to types JTL-...NR)- Contact: 2 or 3 microswitches as potential-free changeover contacts (changeover switch)- Protection class: IP 40- Protection class: I- Ambient temperature: -15 ... +80°C- Sensor: Liquid sensor made of copper, active over the entire length- Max. Sensor temperature: 200°C- Colour: greyApplication:- Minimum or maximum thermostat for supply air monitoring and fan control in ventilationand air conditioning systems- Overheating protection thermostat for electric heating coils and direct-fired air heatersin oil and gas operation- With the "MAN - AUTO" switch, the fan can be used for ventilation in summer- Type ... NR: Temperature-controlled fan control, burner monitoring and safetytemperature limiter, 3 functions- JTL-8 replaces JTL-4 and JTL-8 NR replaces JTL-4 NR
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