nord NORDAC PRO SK 511E Series - Page 26

SK 54xE – Users Manual for Frequency Inverters
26 BU 0505 EN-3021
Size valid description
5 - 6 For 240 V
models only:
"Suitable For Use On A Circuit Capable Of Delivering Not More Than 5000 rms Symmetrical
Amperes, 240 Volts Maximum.”
“Suitable For Use On A Circuit Capable Of Delivering Not More Than 65000 rms Symmetrical
Amperes, 240 V Maximum When Protected By CC, J, T or R Class Fuses or When Protected
By A Circuit Breaker Having An Interrupting Rating Not Less Than 65000 rms Symmetrical
Amperes, 240 Volts Maximum.”
“The specific fuse/circuit breaker sizes for each models are shown in
1)
. Voltage rating of the
fuses and circuit breakers must at least be suitable for the input voltage.”
For 480 V
models only:
"Suitable For Use On A Circuit Capable Of Delivering Not More Than 5000 rms Symmetrical
Amperes, 480 Volts Maximum.”
“Suitable For Use On A Circuit Capable Of Delivering Not More Than 65000 rms Symmetrical
Amperes, 480 V Maximum When Protected By CC, J, T or R Class Fuses or When Protected
By A Circuit Breaker Having An Interrupting Rating Not Less Than 65000 rms Symmetrical
Amperes, 480/277 Volts Y Maximum.”
“The specific fuse/circuit breaker sizes for each models are shown in
1)
. Voltage rating of the
fuses and circuit breakers must at least be suitable for the input voltage.”
“480V models only for use in WYE 480/277V source, when protected by Circuit Breakers.”
For 500 V
models only:
"Suitable For Use On A Circuit Capable Of Delivering Not More Than 5000 rms Symmetrical
Amperes, 500 Volts Maximum.”
“Suitable For Use On A Circuit Capable Of Delivering Not More Than 65000 rms Symmetrical
Amperes, 500 V Maximum When Protected By CC, J, T or R Class Fuses or When Protected
By A Circuit Breaker Having An Interrupting Rating Not Less Than 65000 rms Symmetrical
Amperes, 480/277 Volts Y Maximum.”
“The specific fuse/circuit breaker sizes for each models are shown in
1)
. Voltage rating of the
fuses and circuit breakers must at least be suitable for the input voltage.”
“480V models only for use in WYE 480/277V source, when protected by Circuit Breakers.”
7 For 240 V
models only:
"Suitable For Use On A Circuit Capable Of Delivering Not More Than 100 000 rms Symmetrical
Amperes, 240 Volts Maximum, When Protected by High-
Interrupting Capacity, Current Limiting
Class CC, G, J, L, R, T, etc. Fuses”. The specific fuse ratings are shown in
1)
.
"Suitable For Use On A Circuit Capable Of Delivering Not More Than 65 000 rms Symmetrical
Amperes, 240 Volts Maximum, When Protected by A Circuit Breaker Having An Interrupting
Rating Not Less Than 65 000 rms Symmetrical Amperes, 480 Volts Maximum”. The specific
Circuit Breaker ratings are shown in
1)
.
For 480 V
models only:
"Suitable For Use On A Circuit Capable Of Delivering Not More Than 100 000 rms Symmetrical
Amperes, 480 Volts Maximum, When Protected by High-
Interrupting Capacity, Current Limiting
Class CC, G, J, L, R, T, etc. Fuses”. The specific fuse ratings are shown in
1)
.
"Suitable For Use On A Circuit Capable Of Delivering Not More Than 65 000 rms Symmetrical
Amperes, 480 Volts Maximum, When Protected by A Circuit Breaker Having An Interrupting
Rating Not Less Than 65 000 rms Symmetrical Amperes, 480 Volts Maximum”. The specific
Circuit Breaker ratings are shown in
1)
.