Meba mcb in electrical MB48 type | Meba Electric Co., Ltd

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Specification

Meba mcb in electrical MB48 type can protect and control of circuit against overload and short circuit, in building installation-such as houses, offices, commercial complex, motor system(D curve) and industrial installation-for switching, control, protection and regulation of electrical circuits. Also in switch-gear panels, railway and marine application.Applicable to terminal and pin/fork type busbar connection,Protection against both overload and short circuit High short-circuit capacity

Parameter

Meba mcb in electrical MB48 type

Technical parameters

Tropicalization	Relative Humidity		93% RH at 25
Tropicalization	Room Temperature		10 a 60
Electrical Properties	Rated at 40	A	6/10/16/20/25/32/40/50/63
	Rated operating voltage at 40	Vac	240/415
	Nominal Frequency	Hz	50/60
	Interrupting Capacity at 230V	kA	6
	Operating temperature		40
	Degree of Protection		IP20
	Number of poles		1/2/3/4
	Conductor cross section (minimum allowable)	mm²	25
	Minimum number of power moves		4000
	Minimum number of mechanical operations		10000
	Operation curve		B/C/D
	Current Trip Curve	A	5 a 10 In
	Characteristic Intervention		attach
Type Of Assembly	FOR RIEL DIN 35 mm
Features	MAGNETIC COIL: ensures the switching of short-circuit, speaking within the following ranges: 5 to 10 times rated current (Type C), 3 to 5 times rated current ( Type B ), 10 to 20 times rated current ( Type D )
	BIMETAL: ensures the breaker trip when overloaded.
	ARC CHAMBER: effectively dissipates the electric arc that is generated by the opening contacts of the trigger mechanism in the presence of an overload or short circuit.