Description: TR-440 Temperature Protection Relay ( Ziehl
)
Ziehl TR-440 Temperature Protection Relay
Product Name: Ziehl TR-440 Temperature Protection Relay
Product Brand: Ziehl
Product Code: TR-440 Temperature Protection Relay
Product Artikel: 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 V AC 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 10 7 operating cycles Contact service life, electrical ....... 1 x 10 5 operating cycles at 240 V / 6 A Reduction factor at cos ϕ 0,3 ....... 0,5
