SIRIUS 3RA21/22 load feeders
6.6 Mounting
SIRIUS Innovations
572 System Manual, 01/2011, A8E56203870002-03
6.6 Mounting
6.6.1 Installation guidelines
6.6.1.1 Minimum clearances (400 V AC)
The following clearances must be maintained when installing the combinations:
Table 6- 7 Installation instructions for 400 V AC
Motor starter protector
in combination with contactors
Clearance from grounded or live parts as well as from molded-plastic
cable ducts according to IEC 60947-4
Motor
starter
protector
Contactor Rated operational
voltage
Y
mm
X2
1)
mm
Z
mm
3RV2.1 3RT201 400 20 10 9
3RV2.2 3RT201 400 30 10 9
3RT2.2 400 30 10 9
3RV2...
3RT2...
1L1 3L2 5L3
2T1 4T2 6T3
1L1 3L2 5L3
2T1 4T2 6T3
3RV2...
3RT2...
Z
Y
Z
X2
1)
Minimum clearance from contactor at the front. There is no minimum clearance requirement at the front for the motor
starter protector.
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