China YCB9-80M/H MCB Manufacture and Factory

YCB9-80M/H MCB

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YCB9-80M/H MCB

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YCB9-80M/H MCB

The YCB9-80 series miniature circuit breaker are suitable for overcurrent protection building line facilities and similar purposes in AC 50/60Hz, rated voltage 230V/400V, rated current up to 80A circuits.

They have isolation, overload, and short circuit protection functions, and can also be used for infrequent operation and switching of lines under normal circumstances.

Circuit breakers are suitable for various places such as industry, commerce, high-rise buildings, and residential buildings.

Standard: IEC/EN 60898-1

Product Details

General
The YCB9-80 series miniature circuit breaker are suitable for overcurrent protection of building line facilities and similar purposes in AC 50/60Hz, rated voltage 230V/400V, rated current up to 80A circuits. They have isolation, overload, and short circuit protection functions, and can also be used for infrequent operation and switching of lines under normal circumstances. Circuit breakers are suitable for various places such as industry, commerce, high-rise buildings, and residential buildings.
Standard: IEC/EN 60898-1

YCB9

Double busbar

Model

Shell grade
current

Breaking
capacity

Number
of poles

Tripping
characteristics

Rated
current

Others

Miniature
circuit breaker

M:6kA
H:10kA

1P
2P

3P
4P

B
C

1
2
4
6
10
16
20
25
32
40
50
63
80

/:Single busbar
DB:Double
busbar

Note: This product c）an be assembled with accessories（YCB9-80 OF/SD/OF+SD/ MX/ MVMN/MX+OF, etc

Technical data

Type	Standard
	Function			Overload, Short circuit, Isolation
Comprehensive data	Number of poles			1P,2P,3P,4P
	Rated current In		A	1-80A
	Rated frequency		Hz	50/60Hz
	Rated voltage Ue		V	230/400
	Rated insulation voltage Ui		V	500
	Rated breaking capacity Icn		A	M:6000 H:10000
Electrical features	Rated impulse withstand voltage Uimp(1.2/50）		kA	4
	Pollution degree			2
	Use category			II、III
	Trip type			Thermal magnetic release
	Thermal magnetic tripping characteristics			B,C,D
	Electrical and mechanical accessories			□
	Mechanical life		Times	20000
	Electrical life		Times	10000
Mechanical features	Protection degree			IP20
	Antihumidity and heat resistance			The relative humidity of the air is not more than 50% when the ambient air temperature is +40°C, and it can have a higher relative humidity at a lower temperature
	Reference ambient temperature		°C	30
	Ambient temperature		°C	-5°C-+40°C, the average value of 24h does not exceed +35°C
	Height		m	Not exceeding 2000
	Busbar connection type			Single or Double bus bar Anti-mistake contact terminal block
Installation	Terminal connection type			Cable/U-type busbar/Pin-type busbar
	Maximum wire capacity	Terminal size top/bottom for cable	mm²	25
		Terminal size top/bottom for cable	AWG	18-3
		Terminal size top/bottom for busbar	mm²	25
		Terminal size top/bottom for busbar	AWG	18-3
	Torque		N*m	2
	Torque		In-lbs	18
	Tool		18	Phillips screwdriver or flat-blade screwdriver
	Installation			On DIN rail EN 60715 (35mm) by means of fast clip device
	Wiring method			From top or bottom