NINGBO AUKOR ELECTRO-HYDRAULIC TECHNOLOGY CO.,LTD

Model: D Series Direct-Acting Proportional Servo Valve Product Features: • D6 replaces MOOG brand D636 series • D10 replaces MOOG brand D634 series • Direct-acting servo valve with 6/10 bore, featuring control piston and valve sleeve, and servo performance • Single-sided drive, four-way safety position when power off • Control solenoid with position feedback and built-in electronic circuitry (OBE), factory calibrated • Electrical connection 6P+PE • Signal input differential amplifier with interface A1±10 V, or interface S1 4...20mA (Rs200Ω) Product Dimensions: 199x46x119.8mm (D6), 244.8x70x131.5mm (D10) Mounting Interface Standard: ISO 4401 Vibration Resistance: 25g (separate amplifier type) Ambient Temperature: -20 … +50℃ Storage Temperature: -40 … +80℃ Weight: 2700g (D6), 7100g (D10) Drive: Proportional electromagnet with position control, built-in electronic circuitry Anti-contamination capability: Maximum permissible contamination level of pressure oil according to ISO 4406(C) class 18/16/13 Maximum working pressure: 350Bar (Port P), 250Bar (Port T) Rated flow rate: 2L/min, 4L/min, 12L/min, 15L/min, 24L/min, 40L/min (D6), 50L/min, 100L/min (D10) Leakage (100Bar): <1L/min (D6), 1.5L/min (D10) Hysteresis: <0.2% Resolution: <0.3% Linearity: <7.5% Symmetry: <10% Pressure gain: >30% Zero bias: <1% Overlap: <2.5% Supply pressure zero drift (80%～110%) Ps: <2% Return pressure zero drift (0～20%) Ps: <2% Temperature zero drift (-30～+150℃): <4% Step response (100% signal): <3% Frequency response (±25% signal): >500Hz Insulation resistance: >50MΩ Hydraulic oil: DIN52524-Part 1 ...Part 3 / ISO11158 Recommended viscosity: 15-100cSt Permissible viscosity: 5-400cSt Cleanliness level recommended according to ISO 4406 for functional safety: 18 / 15 / 12 Recommended cleanliness level conforms to ISO 4406 standard for longer service life: 17 / 14 / 11 Command signal: +/- 10V, 4...20mA