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C45 series MCB 1 pole 230 / 400V 4.5 Ka mini circuit breaker

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Zhejiang Sefie Electric Co.,Ltd.

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C45 series MCB 1 pole 230 / 400V 4.5 Ka mini circuit breaker

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Brand Name :	SEFIE
Model Number :	SFM9-63
Certification :	CE, ROHS, CB
Price :	Negotiable
Supply Ability :	200000 pcs per month
Delivery Time :	14 days after receipt of deposit

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Product Details
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C45 series MCB 1 pole 230 / 400V 4.5 Ka mini circuit breaker

C45 series MCB 1 pole 230 / 400V 4.5 Ka mini circuit breaker

Construction:

1. Protection against both overload and short circuit

2. panel mounting

3. Easy mounting onto 35mm DINrail

4. Connection capacity:Rigid conductor up to 25mm2

5. High short-circuit capacity

Electrical Feature
Rated current(A)	1, 2, 3, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63
Poles	1P, 2P, 3P, 4P
Rated voltage(V) Ue	230/400~240/415
Insulation voltage(V) Ui	500
Rated frequency(Hz)	50
Tripping curve	B,C,D Type
Standard	IEC60898-1
Breaking capacity(Ka)	6000
Power loss per pole	Rated current(A)	Max power loss per pole(W)
	1, 2, 3, 4, 6, 10	2
	16, 20, 25, 32,	3.5
	40, 50, 63,	5
pollution degree	Ⅱ
Energy limiting class	3

Mechanical Features
Electrical life	4000
Mechanical life	20000
Contact position indicator	NO
Protection degree	IP20
Reference temperature for setting of thermal element	30℃
Working ambient temperature	-5~40℃
Storage temperature	-25~70℃

Installation
Terminal connection type	Cable
Mounting	On DIN rail IEC60715(35mm) by means of fast clip device

Temperature derating

The maximum permissible crrent in a circuit breaker depends on the ambient temperature where the circuit breaker is placed. Ambient termperature is the temperature in side the enclosure or switchboard in which the circuit breakers are installed.

The reference temperature is 30℃

Rated current(A)	-35℃	-30℃	-20℃	-10℃	0℃	10℃
1	1.3	1.26	1.23	1.19	1.15	1.11
2	2.6	2.52	2.46	2.38	2.28	2.2
3	3.9	3.78	3.69	3.57	3.42	3.3
4	5.2	5.04	4.92	4.76	4.56	4.4
6	7.8	7.56	7.38	7.14	6.86	6.6
10	13.2	12.7	12.5	12	11.5	11.1
16	21.12	20.48	20	19.2	18.4	17.76
20	26.4	25.6	25	24	23	22.2
25	33	32	31.25	30	28.75	27.75
32	42.56	41.28	40	38.72	37.12	35.52
40	53.2	51.2	50	48	46.4	44.8
50	67	65.5	63	60.5	58	56
63	83.79	81.9	80	76.86	73.71	70.56

Rated current(A)	20℃	30℃	40℃	50℃	60℃	70℃
1	1.05	1	0.96	0.93	0.88	0.83
2	2.08	2	1.92	1.86	1.76	1.66
3	3.12	3	2.88	2.79	2.64	2.49
4	4.16	4	3.84	3.76	3.52	3.32
6	6.24	6	5.76	5.64	5.28	4.98
10	10.6	10	9.6	9.3	8.9	8.4
16	16.96	16	15.36	14.88	14.24	13.44
20	21.2	20	19.2	18.6	17.8	16.8
25	26.5	25	24	23.25	22.25	21
32	33.92	32	30.72	29.76	28.16	26.88
40	42.4	40	38.4	37.2	35.6	33.6
50	53	50	48	46.5	44	41.5
63	66.78	63	60.48	58.9	55.44	52.29

Product Tags:

miniature circuit breakers

mcb circuit breaker

C45 series MCB 1 pole 230 / 400V 4.5 Ka mini circuit breaker

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