Emerson 7400 Series User Manual page 15

Series 7400 Single Phase 1+N UPS
I2
Output
Isolator
I4
Output
Isolator
I3 I1
Maintenance Input
Bypass Isolator
Isolator
830 830
10/ 40 kVA
I3 I1
Maintenance Input
Bypass Isolator
Isolator
1250 1250
60/ 70 kVA
Figure 3B: Power Isolator identification for 110V output system
I4 I3
Output Maintenance
Isolator Bypass
Isolator
900 900
50 kVA
I4 I3
Output Maintenance
Isolator Bypass
Isolator
1400 1400
105 kVA
I1
Input
Isolator
I1
Input
Isolator
6