Additional features
Mounting bracket	35 mm symmetrical DIN rail; rear panel
Terminal pitch	27 mm
Connections - terminals	1 crimp cable lug, wire size 2.5…120 mm², solid or stranded aluminium/copper; 1 crimp cable lug, wire size 2.5…95 mm², flexible aluminium/copper; rails
Mechanical life	20000 cycles
Electrical lifetime	AC-22A: 20000 cycles 440 V AC 50/60 Hz Ie/2; AC-23A: 20000 cycles 440 V AC 50/60 Hz Ie/2; AC-22A: 10000 cycles 440 V AC 50/60 Hz Ie; AC-23A: 10000 cycles 440 V AC 50/60 Hz Ie; AC-22A: 10000 cycles 690 V AC 50/60 Hz Ie/2; AC-23A: 6000 cycles 690 V AC 50/60 Hz Ie/2; AC-22A: 5000 cycles 690 V AC 50/60 Hz Ie; AC-23A: 3000 cycles 690 V AC 50/60 Hz Ie
Width (B)	81 mm
Height (H)	137 mm
Depth (T)	80 mm
Product weight	1,06 kg
Standards	EN/IEC 60947-1; EN/IEC 60947-3
Contractual warranty
Warranty (in months)	18
Main features
Product series	ComPacT
Product name	ComPacT NSXm
Device short name	NSXm 50NA
Product or component type	Disconnect switch
Device application	Distribution
Pole description	3P
[Ith] conventional thermal current in free air	50 A at 40 °C
[Ie] Rated operational current	AC-23: 50 A AC 50/60 Hz; AC-22: 50 A AC 50/60 Hz
[Ue] Rated operational voltage	690 V AC 50/60 Hz
Type of network	AC
Suitability for insulation	Yes, complies with EN/IEC 60947-3
Application category	AC-22A; AC-23A
Breaking capacity	NA
Mounting mode	Fixed
[Icw] rated short-time current withstand	900 A for 1 s; 900 A for 3 s; 200 A for 20 s
[Icm] Rated short-circuit making capacity	1.28 kA circuit breaker alone; 150 kA with upstream power circuit breaker
Control type	Toggle switch
[Ui] Rated insulation voltage	800 V AC 50/60 Hz
[Uimp] Rated impulse voltage withstand	8 kV
Contact position indicator
Visible break
Mounting
Degree of protection (IP)	IP40 complies with IEC 60529
Degree of protection (IK)	IK07 corresponds to IEC 62262
Protection class for electric shocks	Class II
Pollution degree	3 entspricht IEC 60664-1
Operating ambient temperature	-25…70 °C
Ambient temperature during storage	-50…85 °C
Packaging units
VPE 1 type	PCE
Number of devices per package	1
VPE 1 height	9,000 cm
VPE 1 width	12,000 cm
VPE 1 length	21,500 cm
Packaging weight (Lbs)	1,068 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	10,032 kg
VPE 3 type	P12
VPE 3 quantity	216
VPE 3 height	150,000 cm
VPE 3 width	80,000 cm
VPE 3 length	120,000 cm
VPE 3 weight	304,890 kg

It is a ComPacT NSXm NA 50A load break switch, category AC-22A/AC-23A. It is designed to ensure reliable isolation switching. It offers new features such as Everlink technology, DIN rail and panel mounting capability. It integrates new spring type accessories that are externally visible. This 3-pole version is compatible with the accessories and ancillary equipment of the ComPacT NSXm circuit breakers. ComPacT NSXm NA has the same footprint as the ComPacT NSXm circuit breakers, 81 mm (W) x 137 mm (H) x 80 mm (D). It ensures compliance with international standards (IEC 60947/CCC/EAC) and marine specifications.