MA Mark: MA Mark is mandatory safety and quality mark applied for coal-mining equipments, materials and instruments marketed in China by either domestic or overseas manufacturers. It is required for products in 12 groups, divided into 118 product categories in total. |
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| The catalogue of MA Safety Mark |
1.Electrical Facility
High- and low-Voltage Equipment
All sorts of flameproof switchgear, transformer, electric controller, junction box, charger, electromagnetic starter, power panel and etc.
Flameproof Electric Motor
Flameproof A/C and D/C electromotor; Explosion-resistant generator.
Mining Pump
All sorts of pump implemented on mining site
Comprehensive Protection Device
Other Flameproof Electrical Apparatus
Flameproof electric meter, magnetic sensor, electromagnetic valve, explosion-resistant camera, flameproof enclosure and etc. |
| 2.Lighting Apparatus |
| 3.Explosion Material and Detonating Device |
| 4.Communication and Signaling Device |
| 5.Drilling Apparatus and Accessory |
| 6.Hoisting and Conveying Instrument |
| 7.Dynamical Motorcycle |
| 8.Ventilation and Dustproof Device |
| 9.Fire Resistant and Antistatic Material |
10.Inspecting and Monitoring Instrument on Environment, Safety and Working-condition
Inspecting apparatus and meter on gas atmospheres
Inspecting and monitoring system on safety and production
Life saving apparatus
Other safety apparatus |
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| 11.Bracing Equipment |
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| 12.Excavation Machine and Accessory Equipment |
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