Power supply units preferably serve as supply of DC 12 V – or DC 5.5 V – circuits acc. to the
intrinsic safety category “EEx ib I” in systems and devices in underground mining.
Technical specifications:
Multi-range and wide-range input voltage:
AC 42 - 230 V (+25% / -30%), 40-60 Hz
DC 50 - 290 V (+25% / -30%)
Intrinsically safe output voltage, module power supply depending on type,
wahlweise DC 5.5 V (±2%) / 3.2 A
wahlweise DC 12 V (±2%) / 1.4 A
with NAU signal and function LED for input and output voltage |