Ziehl TR-440 Temperature Protection Relay
Ziehl
Numéro de produit: TR-440 Temperature Protection Relay
Fabricant: Ziehl
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Datasheets for Ziehl TR-440 Temperature Protection Relay
Description for Ziehl TR-440 Temperature Protection Relay
Control voltage Us.......AC/DC 24 – 240 V, 0/50/60 Hz, <2 W < 4 VA Limits.......DC 20.4 - 297 VAC 20 - 264 V Sensor connection.......Pt 100 according to EN 60751 (2/3-wire version) Measuring range.......-199°C. 850°C / -199°F .. 999°F Sensor resistance + line res........max. 500 Ohm Sensor current.......≤ 0.7 mA Measurement cycle/measurement time.......< 2.5 s Tolerance.......± 1°C, ± 1 Digit Temperature drift.......<0.04°C/K Relay data K2, K3 and K4.......3 x 1 change-over contact Switching voltage.......max. AC 415 V Switching current.......max. 6 A Switching capacity.......max. 2000 VA (Ohmic load)max. 120 W at DC 24 V Nominal operating current for reversing switch.......3 A AC15 250 V; 2 A DC13 24 V Recommended series fuse.......3.15 A slow-to-blow ( gL ) Contact service life, mechanical.......3 x 107 operating cycles Contact service life, electrical.......1 x 105 operating cycles at 240 V / 6 A Reduction factor at cos ϕ 0,3.......0,5
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