QC5-20 Explosion proof Electromagnetic StarterDetailed product description：

Scope of application:

1. Explosive gas environment hazardous areas: Zone 1, Zone 2;
2. Flammable gas and vapor levels: IIA, IIB;
3. Temperature group: T1~T4;
4. Indoor and outdoor (IP54).

QC5-20 Explosion proof Electromagnetic Starter (IIB) Model Meaning:

Product Features:

1. Cast aluminum alloy shell with surface spray coating;
2. Equipped with isolation switches, fuses, AC contactors, thermal relays, buttons and other components;
3. Can be controlled on the box surface or in two locations;
4. Steel pipe or cable wiring.
5. Complies with the requirements of GB3836-2000, IEC60079, GB12476.1-2000, and IEC61241 standards.

QC5-20 Explosion proof Electromagnetic Starter (IIB) Main Technical Parameters:

Rated Voltage Rated voltage(V)	Rated Current Branch current (A)	Maximum power of the controlled motor Controllable maximum motor power (KW)		Adjustment range of setting current for thermal relay Adjustable range for thermal relay's setting thread (A)	Explosion-proof marking Explosion- proofing marker	Protection Rating Protection category	corrosion resistance grade Corrosion- proofing grade
		220V	380V
three hundred and eighty	twenty	five point five	ten	10~22	ExdeⅡBT4	IP54	WF1，WF2

External dimensions:

Wiring Diagram: