3UG458. insulation monitoring relay
9.2 Performance features of the insulation monitoring relays
3UG4 / 3RR2 monitoring relays
Manual, 05/2016, NEB927043002000/RS-AC/004
217
Insulation monitoring relays
Rated control and supply voltage
• 24 ... 240 V AC / DC
✓ ✓ ✓
• 15 ... 400 Hz
— ✓ ✓
• 50 ... 60 Hz
✓ — —
Autoreset or manual RESET
2)
2)
2)
2)
2)
: Function available
: Function not available
With 3UG4983-1A upstream module