Electrical Auxiliaries for Miniature Circuit Breaker (MCB)

CHNT NXB Shunt trip release MX+OF 24V 220V with Auxiliary Switch for Miniature Circuit Breakers MCB accessories

CHNT NXB Shunt trip release MX+OF 24V 220V with Auxiliary Switch for Miniature Circuit Breakers MCB accessories

MX+OF Shunt Trip Release and Auxiliary Contact
Model Type: CHNT NXB MCB Minature Circuit Breaker
Voltage: DC24V or AC220V
Standard:EN/IEC 60947-5-1
Product description: 24V 220V MX+OF Shunt trip release with Auxiliary Switch for CHNT NXB Miniature Circuit Breakers MCB accessories
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24V 220V MX+OF Shunt trip release with Auxiliary Switch for CHNT NXB Miniature Circuit Breakers MCB accessories

OF	Auxiliary Contact
SD	Alarm Contact
MX+OF	Shunt Trip Release+Auxiliary Contact
MX	Shunt Trip Release
MV+MN	Over-Voltage/ Under-Voltage Release
MN	Under-Voltage Release

Product or component type	Shunt Trip release with Auxiliary contact
Device Short Name	MX+OF
Signal contacts composition	1 Normal Open and 1 Normal Close
[Ie] rated operational current	3A at 415V AC
	6a at <=240V AC
[Uc] control circuit Voltage	100...415 V AC 50/60 Hz
	110...130 V DC
9mm pitches	2
Product compatibility	CHNT NXB

Complementary
Range compatibility
Mounting mode	Fixed
Mounting support	35mm symmetrical DIN rail
Height	82.5mm
Width	18mm
Depth	73.5mm
Product Weight	65g
Colour	White
Connections-Terminals	Screw clamp terminal bottom 2 cables 1.5mm2 flexible
Wire stripping length	9 mm bottom
Tightening torque	1 N.m bottom

Environment
Standards	EN/IEC 60947-5-1
Relavtive Humidity	95% at 55℃
Ambient air temperature for operation	-25...50℃
Ambient air temperature for storage	-40...85℃

Contractual Warranty
Warranty period	18 months

MX+OF Shunt Trip Release Type Selection

MX:Only Shunt Trip Release Function, no Auxiliary Feedback.

MX+OF Active: Shunt Trip Release+Auxiliary,the auxiliary feedback has power,the feedback voltage has the same voltage with the Trip Voltage

MX+OF Passive: Shunt Trip Release+Auxiliary,the auxiliary feedback has no power,the feedback is a pair of common Normal Open Point and Normal Close Point

OF:Auxiliary,can provdie “Tripping” “Switching on”States information of MCB

SD: Alarming when MCB is tripped