ABB REF601 CEI - Page 16

1MDU07205-YN rev. F
REF601 CEI
User’s manual
16
Uaux
+ 12 V
1A Slow
24...240V AC / DC
- 15 V
Fig. 3 – Power supply unit input / output of relay REF601
Unit is able to accept a wide voltage range as following:
Description Range Tolérance Frequency Insulation
Input Voltage
Power
24…240Vdc
*
24…240Vac
70%…+120%
85%…+110% 50Hz
Galvanic, 2kV
rms
* Ripple up to 12% has to be acceptable to the unit.
REF601 overview