ENVIRONMENTAL CONDITIONS: Temperature Range: -55 ~ +85C Relative Humidity: 98% at +40C Atmospheric Pressure: 86~106kPa, Low pressure 4.4kPa Shock: 117.6m/s2 Vibration: 500Hz,58.8m/s2 Liner Acceleration: 147 m/s2. TECHNICAL DATA: Contact Arrangement: 6 Form C (6PDT) Coil Voltage: 12~27VDC Coil Dissipation: 2.5W Insulation Resistance: 500Mohms Dielectric Withstanding Voltage (RMS/50Hz): 500Vr.m.s. Contact Rresistance: 0.05ohms Operate Time: 8ms Release Time: 4ms; Contact Ratings: 2A27VDC Resistive Electrical Life: 1 x10 5 Operations Leakage Rate: 1 x 10 0 Pa.cm3 /s Dimensions: + 31 x 34 mm Weight: 75g Approved by Standards: QZJ840617 .