http://www.ec21.com/co/q/qunlirelay/upfile/JRW-8MA.PDF

ENVIRONMENTAL CONDITIONS:
Temperature range:-55~+85C
Relative Humidity:98% at +40C
Atmospheric pressure:Normal 86~106kPa,  Low pressure4.4kPa
Shock:735m/s2
Vibration:10~2000Hz,196m/s2
Liner Acceleration:490 m/s2

TECHNICAL DATA:
Contact arrangement:2 Form C (DPDT)
Coil Voltage:5~27VDC
Coil dissipation: 0.25W
Insulation resistance:1000MOHM
Dielectric withstanding voltage (RMS/50Hz):300Vr.m.s.
Contact resistance: 0.1OHM
Operate time: 4ms
Release time: 2ms
Bounce time: 1.5ms
Contact ratings:1A28VDC  resistive  
Electrical life:1 x105  Operations
Leakage rate: 1x10-1 Pa.cm3 /s
Dimensions:D8.5x9.53mm
Weight:4.25g
Approved by standards:GJB1042-90

SPECIFICATIONS: 

Ordering Information:
JRW-8MA/ 012      D
       1          2      3
1. Model
2. Part No.
3. With diode

Add.:No. 1,Qunli Road,Chencang District,Baoji County,Shaanxi,721300 China

Tel : 86-917-6293449 Fax : 86-917-6297928