GB - 41
Annex
Short Circuit rating and Branch Circuit Protection:
Following marking shall be provided:
23.F5/F6 240V models:
„Suitable For Use On A Circuit Capable Of Delivering Not More Than 100 kA rms Symmetrical
Amperes, 240 Volts Maximum when Protected by Class ___ Fuses, rated ____ Amperes as
speciedintableI”:
or when Protected by A Circuit Breaker Having an Interrupting rating Not Less than 100 kA
rmsSymmetricalAmperes,480Vmaximum,rated____AmperesasspeciedintableI”:
All 480V Models:
„Suitable For Use On A Circuit Capable Of Delivering Not More Than 100 kA rms Symmetrical
Amperes, 480 Volts Maximum when Protected by Class ____ Fuses, rated ___ Amperes as
speciedintableI”:
or when Protected by A Circuit Breaker Having an Interrupting rating Not Less than 100 kA
rmsSymmetricalAmperes,480Vmaximum,rated___AmperesasspeciedintableI”:
Table I Branch Circuit Protection for KEB inverters F5/F6–U housing:
a)UL248Fuses;ClassRK5,JorLasspeciedbelow
Inverter
F5/F6
Input
Voltage [ V ]
UL 248 Fuse
Class RK5 or J
[A]
UL 248 Fuse
Class L
max. [A]
23. 240 / 3ph 350 –
23. 480 / 3ph 200 500
24. 480 / 3ph 225 600
25. 480 / 3ph 275 700
26. 480 / 3ph 300 800
27. 480 / 3ph 350 1000
28. 480 / 3ph 400 –
b) UL 489 Circuit Breaker
Inverter
F5/F6
Input
Voltage [ V ]
UL 489
MCCB
[A]
Siemens
Cat. No.
23. 240 / 3ph 400 3VL400 / JG-frame
23. 480 / 3ph 250 3VL250 / FG-frame
24. 480 / 3ph 250 3VL250 / FG-frame
25. 480 / 3ph 400 3VL400 / JG-frame
26. 480 / 3ph 400 3VL400 / JG-frame
27. 480 / 3ph 400 3VL400 / JG-frame
28. 480 / 3ph 400 3VL400 / JG-frame