Versions - Siemens SIRIUS 3RT Series System Manual

SIRIUS 3RV2 motor starter protectors
4.9 Accessories
4.9.11.2

Versions

3-phase busbar versions
For the infeed of several motor starter protectors with screw terminals for side-by-side
mounting on DIN rails, insulated, with touch protection
Table 4- 30 3-phase busbars
Order no. Number of motor starter protectors that can be connected
Modular spacing
[mm]
3RV19 15-1.. 45
3RV19 15-2.. 55
3RV19 15-3.. 63
Not suitable for 3RV21 motor starter protectors for motor protection with overload relay function and for 3RV27 and
1)
3RV28 circuit breakersconforming to UL 489/CSA C22.2 No.5-02.
3-phase infeed terminal:
The infeed terminal supports larger conductor cross-sections than is the case with direct
connection on the motor starter protector.
● Infeed terminal from above
● Infeed terminal from below
Note
Space requirements of the infeed terminal
The infeed terminal with connection from below is connected instead of a motor starter
protector. You will, therefore, need to take the space requirements into account when
configuring the 3-phase busbars.
1)
438
1)
Without lateral
accessories
2 / 3 / 4 / 5
-
-
Order no. Conductor cross-section
Solid or
stranded
mm²
Connection from above
3RV29 25-5AB 2.5 to 16
Connection from below
3RV29 15-5B 2.5 to 16
This terminal is connected in place of a switch, please take the space requirement into
account.
Incl. auxiliary
release
Incl. lateral
auxiliary switch
- -
2 / 3 / 4 / 5 -
- 2 / 4
Finely AWG cables,
stranded with solid or
end sleeve stranded
mm² AWG
2.5 to 16 10-4
1)
2.5 to 16 10-4
System Manual, 01/2011, A8E56203870002-03
Rated current I
690 V
63
63
63
Tightening For motor
torque starter protector
size
Nm
3 to 4 S00, S0
Input: 4, S00, S0
Output:
2 to 2.5
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