Siemens SIRIUS 3RH Series, Системное руководство

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SIRIUS 3RV2 motor starter protectors
4.9 Accessories
SIRIUS Innovations
438
System Manual, 01/2011, A8E56203870002-03
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
1)
Number of motor starter protectors that can be connected Order no.
Modular spacing
[mm]
Without lateral
accessories
Incl. lateral
auxiliary switch
Incl. auxiliary
release
Rated current I
n
at
690 V
3RV19 15-1.. 45 2 / 3 / 4 / 5 - - 63
3RV19 15-2.. 55 - 2 / 3 / 4 / 5 - 63
3RV19 15-3.. 63 - - 2 / 4 63
1)
Not suitable for 3RV21 motor starter protectors for motor protection with overload relay function and for 3RV27 and
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.
Conductor cross-section
Solid or
stranded
Finely
stranded with
end sleeve
AWG cables,
solid or
stranded
Tightening
torque
Order no.
mm² mm² AWG Nm
For motor
starter protector
size
Connection from above
3RV29 25-5AB 2.5 to 16 2.5 to 16 10-4 3 to 4 S00, S0
Connection from below
1)
3RV29 15-5B 2.5 to 16 2.5 to 16 10-4 Input: 4,
Output:
2 to 2.5
S00, S0
1)
This terminal is connected in place of a switch, please take the space requirement into
account.