This relay has
308,2 years
MTTF (Mean Time To Failure)
Main data
Nominal load voltage28 V DC
Nominal input voltage250 V DC
Rated load current50 mA
MTTF (MIL-HDBK-217F)308,2 years
Warranty10 years
Control circuit
Switch-on voltage170 V DC
Switch-off voltage110 V DC
Power consumption0,9 W
Load circuit
Load current50 mA
Leakage current1 μA
Voltage drop0,2 V
Switch-on time0,5 ms
Switch-off time0,5 ms
Insulation methodPulse transformer (an unique feature for Delcon relay compared to opto)
Test voltage input/output4600 V ACrms / 1 s
Overvoltage categoryIII
Pollution degree2
Air/creepage distance I/O8 mm
General data
Conductor size, screw terminal2,5 mm2
Conductor size, spring terminal0,75 - 2,5 mm2
Operating temperature-25 °C to +70 °C
Weight40 g
Housing material flammabilityUL 94 V-0
Package size10, 50 and 100
3D files
  • CE
  • RoHS
  • cULus Listed Ind. Cont. Eq.
  • EAC
+358 40 220 5823 
VAT: FI18075473
Delcon Oy 
Veikkointie 4 
03100 Nummela