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DGB8-63

DGB8-63 Miniature Circuit Breakers with 4.5KA/6kA breaking capacity was designed to provide protection against short circuit and overload for domestic,commercial and industrial electrical installations.

Type designation
Product Information
Inquiry
Technical Data
Related Products

DGB8	Enterprise code
63	Breaking capacity 4.5kA/6kA Frame rated current (A)
1P	Number of poles: 1P, 2P, 3P, 4P
C	Instantaneous Trip characteristic type: B, C, D
40	Rated current (A) 1,2,3,4,5,6,10,16 ,20,25,32,40,50, 63
OF2	accessories MX2/OF2/SD2 MV+MN2

DGB8-63

Tripping Characteristic Curves

IEC 60898-1

Product and installation dimensions(MM)

DGB3-63E should be installed on DIN rail terminal and can be connected to the wire less than 25mm2

Order information

Please specify the product model and specification, and the type, rated current, number of poles, and order quantity of the instantaneous release when ordering.
Order example: DGB8 series miniature circuit breaker, breaking capacity 6kA, C-type instantaneous
release, rated current 32A, two-pole, 1000
Specified as: DGB8-63 C32 2P 1000 units

Inquiry

Technical Data

Product name	DGB8-63
Standards	IEC60898- 1
Certificate	CE, CB
Electrical characteristics
Number of poles	1P,2P,3P,4P
Rated frequency (Hz)	50/60
Frame current (A) Inm	63
Rated current (A) In	1,2,3,4,5,6,10,16,20,25,32,40,50,63
Rated voltage (V)	AC230/400(1P) AC400(2P,3P,4P)
Rated insulation voltage (V) Ui	690
Rated impulse withstand voltage (kV)Uimp	4
Rated short-circuit breaking capacity (kA)Ics	4.5 / 6
Rated short-circuit breaking capacity (kA)Icn	4.5 / 6
Instantaneous trip characteristics	B,C,D
Trip form	Thermal magnetic trip
Pollution level	2
Electrical and mechanical accessories	MV+MN2 (overvoltage and undervoltage), OF2 (auxiliary), SD2 (alarm), MX2 (shunt)
Mechanical properties
Electrical life	10000
Mechanical life	20000
Protection grade	IP20
Indicator window	Contact status indication
Normal operation conditions and installation characteristics
Storage temperature	-35℃ ~ +70℃
Installation site altitude	≤ 2000m
Terminals	Fixed with screw
Maximum wiring capacity	25mm2
Maximum limit torque Nm	2.5
Installation category	Class Ⅱ , Ⅲ
Installation method	35mm standard rail
Incoming method	Upper and lower

Action performance of circuit breaker
	Rated current	Start state	Specified time	Expected results	Remarks
Thermal Release	1-63A	Cold state	1.13 In	t ≤ 1h	Not trip
	1-63A	Hot state	1.45 In	t < 1h	Trip	“Immediately after a) test, the current increases to the specified value within 5s.”
	≤32	Cold state	2.55 In	1s < t < 60s	Trip
	>32			1s < t < 120s	Trip
Magnetic Release	1-63A	Cold state	3In(B type)	t ≤ 0. 1s	Not trip	“Turn on the auxiliary switch for making current”
			5In (C type)
			10In(D type)
	1-63A	Cold state	5In(B type)	t < 0. 1s	Trip	“Turn on the auxiliary switch for making current”
			10In(C type)
			14In(D type)
Wiring: Suitable for wire connection of 16mm2 The screws according to the tightening torque 3.5N·m
Rated current (A)				Nominal cross area of copper wire (mm²)
1, 2, 3, 4, 5, 6				1
10				1.5
16, 20				2.5
25				4
32				6
40, 50				16
63				25