Additional features
[Ui] Rated insulation voltage	800 V AC 50/60 Hz
[Uimp] Rated impulse voltage withstand	8 kV
[Ics] Rated operational short-circuit breaking capacity	90 kA at 220 - 240 V AC 50/60 Hz corresponds to IEC 60947-2; 50 kA at 380 - 415 V AC 50/60 Hz corresponds to IEC 60947-2; 50 kA at 440 V AC 50/60 Hz corresponds to IEC 60947-2; 25 kA at 500 V AC 50/60 Hz corresponds to IEC 60947-2; 15 kA at 525 V AC 50/60 Hz corresponds to IEC 60947-2; 2.5 kA at 660 - 690 V AC 50/60 Hz corresponds to IEC 60947-2
Mechanical life	20000 cycles
Electrical lifetime	20000 cycles at 440 V In/2; 10000 cycles at 440 V In; 10000 cycles at 690 V In/2; 5000 cycles at 690 V In
Power dissipation per pole	4,6 W
Mounting bracket	Rear panel
Mounting position	Horizontal and vertical; lying on back
Connection on top side	front side
Connection on underside	front side
Terminal clamps	Cable lug/busbar
Terminal pitch	35 mm with terminal extensions; 27 mm without terminal extensions
9-mm pitch	9 module
Trigger power	50 A at 40 °C
[Ir] type of long-time pickup setting (thermal protection)	Adjustable
[Ir] Long-time protection pick-up adjustment range	0,7 - 1 x In
[tr] Type of long-time protection delay adjustment	Fixed
[Ii] type of instantaneous short-circuit protection setting	Fixed
[Ii] setting range of instantaneous short-circuit protection	600 A
Earth fault protection	None
Number of sockets for electrical auxiliary devices	1 socket (sockets) for auxiliary switch OF; 1 socket (sockets) for alarm switch SD; 1 socket (sockets) for voltage release MN or MX
Local signalling	Green status bit for auxiliary switch available
Width (B)	81 mm
Height (H)	137 mm
Depth (T)	80 mm
Product weight	1,06 kg
Colour	Grey (RAL 7016)
Contractual warranty
Warranty (in months)	18
Main features
Product series	ComPacT
Product name	ComPacT NSXm
Device short name	NSXm 63N
Product or component type	Power-cut-out switch
Device application	Distribution
Pole description	3P
Description of protected poles	3D
[In] Rated current	50 A at 40 °C
[Ue] Rated operational voltage	690 V AC 50/60 Hz
Type of network	AC
Network frequency	50/60 Hz
Suitability for insulation	Yes, complies with IEC 60947-2
Application category	Category A
[Icu] Rated short-circuit breaking capacity	90 kA Icu at 220 - 240 V AC 50/60 Hz corresponds to IEC 60947-2; 50 kA Icu at 380 - 415 V AC 50/60 Hz corresponds to IEC 60947-2; 50 kA Icu at 440 V AC 50/60 Hz corresponds to IEC 60947-2; 25 kA Icu at 500 V AC 50/60 Hz corresponds to IEC 60947-2; 15 kA Icu at 525 V AC 50/60 Hz corresponds to IEC 60947-2; 10 kA Icu at 660 - 690 V AC 50/60 Hz corresponds to IEC 60947-2
Power class	N 50 kA 415 V AC
Trigger name	TM-D
Trigger technology	Thermal-magnetic
Tripping unit protection functions	LI
Control type	Toggle switch
Mounting type of power switch	Fixed
Mounting
Standards	EN/IEC 60947-2
Over voltage category	III
Protection class for electric shocks	Class I on front
Pollution degree	3 entspricht IEC 60664-1
Degree of protection (IP)	IP40 complies with IEC 60529
Degree of protection (IK)	IK07 corresponds to IEC 62262
Operating ambient temperature	-25…70 °C
Ambient temperature during storage	-50…85 °C
Relative humidity	0…95 %
Operating altitude	2000 m without power reduction; 5000 m with power reduction
Packaging units
VPE 1 type	PCE
Number of devices per package	1
VPE 1 height	9,000 cm
VPE 1 width	13,000 cm
VPE 1 length	22,000 cm
Packaging weight (Lbs)	1,300 kg
VPE 2 type	S03
VPE 2 quantity	9
VPE 2 height	30,000 cm
VPE 2 width	30,000 cm
VPE 2 length	40,000 cm
VPE 2 weight	12,120 kg
VPE 3 type	P12
VPE 3 quantity	72
VPE 3 height	45,000 cm
VPE 3 width	80,000 cm
VPE 3 length	120,000 cm
VPE 3 weight	108,960 kg

It is a ComPacT NSXm molded case circuit breaker, 50 A, 50 kA at 415 VAC, for all standard LV applications. It offers new features such as Everlink technology, DIN rail and panel mounting capability. It integrates new spring type auxiliary devices that are externally visible. ComPacT NSXm is one of the smallest molded case circuit breakers available on the market, 81 mm (W) x 137 mm (H) x 80 mm (D). This is a 3-pole version with integrated thermo-magnetic trip device. It ensures compliance with international standards (IEC 60947/CCC/EAC) and marine specifications.