DunAn DPF1.6C Electronic expansion valve for air conditioner
Applicable Refrigerants: R22, R134a, R404A, R407C, R410A , and R32
Max. Working Pressure: 4.2~4.5MPa
Applicable Medium Temperature: -30~+70℃(ED<50%)
Applicable Ambient Temperature: -30~+60℃(ED<50%)
Ambient Relative Humidity: ≤95%RH
Medium Flow Direction: Bi-flow
Reverse Valve Opening Pressure Difference [Mpa]:≥2.2(Φ1.3~2.4), ≥1.5(Φ2.8.0~3.2)
Max. Operating Pressure differential: 3.5MPa
Rated Voltage: DC12V±10%, rectangular wave
Actuating Mode: 1~ 2 phase excitation, 4-phase 8-step permanent magnet
Coil Resistance (20℃): 46±3.7Ω(Φ1.3-2.4), 36±3.4Ω(Φ2.8-3.2)
Coil Current(20℃):260mA/phase(Φ1.3-2.4), 330mA/ phase(Φ2.8-3.2)
Excitation Rate [PPS]: 30~90(Φ1.3-2.4), 30-40(Φ2.8-3.2)
Full Stroke: 500Pulse
Opening Pulse: 30±20Pulse (customizable)
Insulation Class: E
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