Brochure

7-74
© 2019 Schneider Electric
All Rights Reserved
Masterpact™ Power Circuit Breakers Masterpact™ NT/NW Circuit Breakers
www.se.com/us
Class 613 / Refer to Catalog 0613CT0001
Table 7.153: Masterpact NT Circuit Breaker Ratings
Standard
Frame Rating
Interrupting Code
ANSI C37 Certified/
UL 1066 Listed
UL 489 Listed
800 A 800 A 1200 A
1600 A [21]
N1 N H L1 L
LF
[22]
N H L1 L
LF
[22]
N H L1 L
Interrupting Current
(kA RMS) 50/60 Hz
240 Vac 42 50 65 100 200 200 50 65 100 200 200 50 65 100 200
480 Vac 42 50 50 65 100 100 50 50 65 100 100 50 50 65 100
600 Vac — 35 50 — — — 35 50 — — — 35 50 N/A N/A
Short-time Withstand Current (kA RMS)
42 35 35 10 10 10 35 35 10 10 10 35 35 10 10
Built-in Instantaneous Override (kA RMS ±10%)
— 40 40 10 10 10 40 40 10 10 10 40 40 10 10
Close and latch rating (kA RMS)
40 25 25 10 10 10 25 25 10 10 10 25 25 10 10
Tested to show the arc flash hazard risk
category as referenced by NFPA70E
— — — — — Yes — — — — Yes — — — —
Breaking time
25–30 ms with no
intentional delay
25–30 ms with no intentional delay (9 ms for L and LF)
Closing time
< 50 ms
Sensor Rating
100–250 A 100–250 A 600–1200 A
800–1600 A
400–800 A 400–800 A —
Endurance Rating (C/O Cycles)
With No Maintenance
Mechanical
12,500 12,500 12,500 12,500
Electrical 2800 2800 2800 2800
NWMPRR
Table 7.154: Masterpact NW/NT Circuit Breaker Remote Racking
Description
Cat. No.
Masterpact NW/NT Remote Racking Devices [23]
NWNTMPRRT
Masterpact NW Remote Racking Device [23]
NWMPRRT
Masterpact NT Remote Rackign Device [23]
NTMPRRT
Mounting Bracket Kit for NW Remote Racking (contains 10 mounting brackets) [24]
S47100
Mounting Bracket Kit for NT Remove Racking (contains 10 mounting brackets) [24]
S47104
Control Unit for NW Remote Racking [24]
S47101
30 ft Control Cable for NW Remote Racking [24]
S47102
Drive Shaft for NW Remote Racking [24]
S47103
Drive Shaft for NT Remote Racking [24]
S47105
7
MINIATURE AND MOLDED CASE
CIRCUIT BREAKERS
[21] Fixed mounted only.
[22] Drawout mounted only.
[23] Unit comes with 10 mounting brackets included.
[24] For replacement only.
9/13/2019