Mitsubishi Electric
NF-SKW 3P 300A SL
Moulded / Molded Case Circuit Breaker (MCCB) - Mitsubishi (UL 489 Listed MCCBs - NF-S (standard class)) - 3-poles (3P) - Rated current 300A - Short circuit breaking capacity (Icu) 36kA (400Vac; IEC60947) - Short circuit current rating 20kA (600Y/347Vac; UL489) - Thermal-Magnetic (fixed) trip unit - Solderless box term. connection connection
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Brand
SKU
NF-SKW 3P 300A SL
Online Price
$103.02
Please add this item to cart to request a quote or contact us at [email protected] for product availability.
NF-SKW 3P 300A SLMitsubishi Electric - UL 489 Listed MCCBs - NF-S (standard class)
Description
Moulded / Molded Case Circuit Breaker (MCCB) - Mitsubishi (UL 489 Listed MCCBs - NF-S (standard class)) - 3-poles (3P) - Rated current 300A - Short circuit breaking capacity (Icu) 36kA (400Vac; IEC60947) - Short circuit current rating 20kA (600Y/347Vac; UL489) - Thermal-Magnetic (fixed) trip unit - Solderless box term. connection connection
Specifications
Primary brand
Mitsubishi
Main function
Moulded Case Circuit Breaker (MCCB)
Product series / family name
UL 489 Listed MCCBs
Sub-range name
NF-S (standard class)
Functions
Moulded / Molded Case Circuit Breaker (MCCB)
Poles
3-poles (3P)
Rated current
300A
Trip current rating
300 AT
Frame current rating
400 AF
Rated voltage (AC)
600Y/347Vac (UL 489)
Rated impulse voltage (Uimp)
8 kV
Rated insulation voltage (Ui)
690 V
Connection type
Solderless box term. connection
Short circuit breaking rating
65kA (240Vac; UL489)
35kA (480Vac; UL489)
20kA (600Y/347Vac; UL489)
35kA (480Vac; UL489)
20kA (600Y/347Vac; UL489)
Ultimate short circuit current breaking capacity (Icu)
65kA (230Vac; IEC60947)
42kA (380Vac; IEC60947)
36kA (400Vac; IEC60947)
36kA (415Vac; IEC60947)
36kA (440Vac; IEC60947)
25kA (500Vac; IEC60947)
5kA (690Vac; IEC60947)
42kA (380Vac; IEC60947)
36kA (400Vac; IEC60947)
36kA (415Vac; IEC60947)
36kA (440Vac; IEC60947)
25kA (500Vac; IEC60947)
5kA (690Vac; IEC60947)
Service short circuit current breaking capacity (Ics)
65kA (230Vac)
42kA (380Vac)
36kA (400Vac)
36kA (415Vac)
36kA (440Vac)
25kA (500Vac)
5kA (690Vac)
42kA (380Vac)
36kA (400Vac)
36kA (415Vac)
36kA (440Vac)
25kA (500Vac)
5kA (690Vac)
Service short circuit current breaking capacity as a percentage of Icu (Ics%)
(400Vac) 100 %
Trip unit type
Thermal-Magnetic (fixed)
Protection functions
Thermal protection (Overload)
Magnetic protection (Short-circuit)
Magnetic protection (Short-circuit)
Protection settings
Thermal protection (Overload) -- tripping threshold fixed at 300A
Dimensions
W140mm x H257mm x D155mm
Utilisation category
A
Manufacturer product status
Commercialized
Equivalent to
NFSKW3P300ASL
Compliant with standard(s)
IEC 60947-2
EN 60947-2
UL 489
CSA C22.2 No.5-02
TUV approval CE marking
EN 60947-2
UL 489
CSA C22.2 No.5-02
TUV approval CE marking
Benefits
The all-new "World Super V Series (WS-V Series)" built with a new breaking technology is designed to respond to the individual market needs of the receiving and distribution and machineries.
This series is the result of revolutionary evolution
Equipped with a new cutoff technology to enhance interrupting performance
Compatible with the latest standards of various countries to deliver optimal performance according to individual needs.
This series is the result of revolutionary evolution
Equipped with a new cutoff technology to enhance interrupting performance
Compatible with the latest standards of various countries to deliver optimal performance according to individual needs.
Degree of pollution
3
Related Documents
| Name | Last Update | Language |
|---|---|---|
| Mitsubishi - Low-voltage power distribution products - Catalog.pdf | 26 Feb 2021 | English (US) |
| Mitsubishi - UL 489 Listed Molded Case Circuit Breakers SMU SRU and HRU series - Catalog.pdf | 26 Feb 2021 | English (US) |