Installation Drawings
68
Table 9 Input circuit breaker schedule, 250-800A
STS2/PDU
Rating
STS2/PDU
Input Volts
Circuit Breakers
(See One-Line
Diagrams) Vendor Type Ampacity Voltage
Interrupting
Rating (Amps)
250A
208V
CB6 & CB7 MERLIN
GERIN
NJHN 400A 208-240V 100K
480V NFNN 150A 380-480V 35K
600V NFNN 125A 600V 18K
400A 480V CB6 & CB7 MERLIN
GERIN
NJHN 250A 380-480V 65K
600V NJHN 200A 600V 25K
600A 480V CB6 & CB7 MERLIN
GERIN
NJHN 400A 380-480V 65K
600V NJHN 300A 600V 25K
800A 480V CB6 & CB7 MERLIN
GERIN
NJHN 500A 380-480V 65K
600V NJHN 400A 600V 25K
Table 10 Output circuit breaker schedule, 250-800A
STS2/PDU
Rating
STS2/PDU
Input Volts
Circuit Breakers
(See One-Line
Diagrams) Vendor Type Ampacity Voltage
Interrupting
Rating (Amps)
250A 208V CB8 MERLIN
GERIN NJHN 250A 208-240V 100K
400A 208V CB8 MERLIN
GERIN NJHN 400A 208-240V 100K
600A 208V CB8 MERLIN
GERIN PJD 600A 208-240V 1 00K
800A 208V CB8 MERLIN
GERIN PJD 800A 208-240V 1 00K
Table 11 Non-automatic breaker schedule, 250-800A
STS2/PDU
Rating
Circuit Breakers
(See One-Line
Diagrams) Vendor Type Ampacity Voltage
Withstand
Current
250A CB1, CB2, CB3
CB3A, CB4, CB5
MERLIN
GERIN NFHN 250A 208-240V 100K
380-480V 65K
400A CB1, CB2, CB3
CB3A, CB4, CB5
MERLIN
GERIN NJHN 400A 208-240V 100K
380-480V 100K
600A CB1, CB2, CB3
CB3A, CB4, CB5
MERLIN
GERIN NJHN 600A 208-240V 100K
800A CB1, CB2, CB3
CB3A, CB4, CB5
MERLIN
GERIN PJD 1000A 208-240V 100K