Siemens SIRIUS 3RA, Equipment Manual

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Connection systems
3RA2 fuseless load feeders are available with the following connection system options.
Table 3-4 Connection systems available for 3RA2 fuseless load feeders
Connection system 3RA2 pre-assembled complete devices
S00 / S0 S2
Screw terminals ✓
1) 2)
✓
Spring-loaded terminals ✓ ---
Ring cable lug connection --- ---
1)
The link module for the S00 load feeder can also be used to mount an S00 contactor on an S0 motor
starter protector.
2) The link module for the S0 load feeder can also be used to mount an S0 contactor on an S00 motor
starter protector.
Rated powers
3RA2 pre-assembled feeders are dimensioned for the following powers:
Powers S00 S0 S2
Direct-on-line starter ≤ 7.5 kW (16 A) 15 kW (32 A) 30 / 37 kW (65 A)
Reversing starter ≤ 7.5 kW (16 A) 15 kW (32 A) ---
Control supply voltages of 3RA2 load feeders
3RA2 pre-assembled feeders are available for the following rated control supply voltages:
Rated control supply voltages
S00 S0 S2
230 V AC / 50/60 Hz 230 V AC / 50 Hz 230 V AC / 50 Hz
24 V DC 24 V DC 20 ... 33 V AC/DC
Product description
3.2 Device versions
SIRIUS 3RA Load Feeders
18
Equipment Manual, 02/2022, A5E03656507520A/RS-AC/004