SIRIUS 3RA21/22 load feeders 
  6.6 Mounting 
SIRIUS Innovations 
System Manual, 01/2011, A8E56203870002-03 
573 
The following table lists the installation guidelines for fuseless load feeders (size S00 and 
S0).  
Table 6- 8  Installation guidelines - Fuseless load feeders (size S00 and S0) 
Combination 
Power 
Clearance between feeders 
Permissible installation: h = horizontal, v = vertical 
Max. ambient temperature: 
 
 
 
 Vibration and shock
1)
 
 
A  mm  h, v  ° C   
Motor starter protector and contactor       
3RA21 direct-on-line starter, screw 
connection, DIN rail or wall 
 
 
≤ 14 0 h, v  60 
10 h  60 
S00 
14 … 16
0 h, v  40 
Unlimited 
≤ 29 0 h, v  60 
10 h  60 
S0 
29 … 32
0 h, v  40 
DIN rail adapter required 
3RA21 direct-on-line starter, screw 
connection, busbar  
 
S00  16
2)
 
2)
  Vibration and shock kit 8US19 98-1CA10 
required 
S0  32
2)
 
2)
  Vibration and shock kit 8US19 98-1CA10 
required 
3RA22 reversing starter, screw 
connection, DIN rail or wall 
 
≤ 14 0 h, v  60 
10 h  60 
S00 
14 … 16
0 h, v  40 
DIN rail adapter required 
≤ 29 0 h, v  60 
10 h  60 
S0 
29 … 32
0 h, v  40 
Unlimited 
3RA22 reversing starter, screw 
connection, busbar 
 
S00  16
2)
 
2)
  Vibration and shock kit 8US19 98-1CA10 
required 
S0  32
2)
 
2)
  Vibration and shock kit 8US19 98-1CA10 
required