Supply DANFOSS Danfoss electronic expansion valve ETS250 / ETS400

DANFOSS Danfoss electronic expansion valve ETS250 / ETS400 Products Danfoss electronic expansion valves ETS series features: accurate positioning to ensure the optimal amount of refrigerant injected control; ETS50 and ETS100 designed for HFC / HCFC refrigerants including R410A, working pressure up to 45.5bar (659.9psig); ETS250 and ETS400 designed for HFC / HCFC refrigerants, can provide 34bar (493psig) working pressure; balancing orifice design not only provides bi-directional flow operation, MOPD to 33bar (478.6psig) time, and the solenoid valve Like with a tight two-way closing function; ETS50 and ETS100 bimetallic weld interface when welding without a damp cloth wrapped, convenient; ETS250 and ETS400 a built sight glass; ETS50 and ETS100 choose to install built-in sight glass. Danfoss electronic expansion valves ETS series ETS50-400 electrical parameters: Stepper Motor: bipolar permanent magnet stepping modes: two-phase full-step; phase resistance: 52 ohms ± 10%; phase inductance: 85mH; keeping current: According to practical application may be; allow enough current (100% load operation); step angle: 7.5 ° (motor), 0.9 ° (lead article screw), adjust the ratio 8.5: 1 (38/13) 2: 1; nominal voltage (constant voltage drive) 12Vdc-4% + 15%, 150 steps / sec, the phase current (use chopper drive) 100mA RMS-0.4% + 15%; maximum total power: voltage / current drive: 5.5 / 1.3W ( UL: ENC lass2); stepping rate: 150 steps / second (constant voltage drive), 0-300 steps / sec 300 Recommendations (chopper current drive); total number of steps: ETS50: 2625 ETS100: 3530 ETS250,400: 3810 run time: ETS50: 17 / 8.5S ETS100: 23 / 11.5S ETS250,400: 25.4 / 12.7S; lifting height: ETS50: 13MM ETS100: 16MM ETS250,400: 17.2MM; reference position: driver exceeds the number of headquarters to ensure the valve is in the fully closed position, and this position as a reference position valve actuation. Electrical connection: 4-wire 0.5mm2 (0.02in2), 2m (6.5ft) long cable. Model: Danfoss expansion valves ETS50B-034G1000 / 1001/1002/1003/1004/1050/1051/1052/1053/1054 Danfoss expansion valves ETS100B-034G0000 / 0001/0002/0003/0004/0005/0050/0051/0052/0053 / 0054/0055 Danfoss expansion valves ETS50B-034G1008 / 1005/1006 Danfoss expansion valves ETS100B-0007/0008 Danfoss expansion valve ETS250-2000 / 2001/2002 Danfoss expansion valve ETS400-3000 / 3001