Overhead Cranes

Customized Interlock Transfer Crane for Coal Mill: High Safety and Flexibility

The 12.5-ton electric interlock transfer crane is a specialized lifting equipment for power generation units. Its main purpose is maintaining coal mills, with a working classification of A3, and operating in ambient temperatures ranging from -25℃ to+40℃.

This interlock crane is not suitable for environments filled with corrosive gases or where the relative humidity exceeds 85%. It is also not advisable for lifting molten metals or handling toxic, flammable, or explosive materials. This product is a combination unit, consisting of a 12.5t electric hoist trolley, an electric interlock transfer crane (main crane), a manual interlock transfer crane (auxiliary crane), and a crossover device. The entire system is operated and controlled by a unified electrical system and a button switch.

This product is also suitable for users requiring similar functionalities and can be modified according to user requirements.

Electric Interlock Transfer Crane for Coal Mill

Electric Interlock Transfer Crane for Coal Mill Drawing

Note:

Electric double girder interlock cranes (manual operation of the main vehicle)
Rail passing device
Electric double girder interlock cranes (electric operation of the main vehicle)
Hoist trolley
Button box for operation

Item		Hoist trolley	Electric crane	Manual crane
Lifting weight (t)		12.5	12.5	12.5
Span (m)		1.3	3.65	3.70
Lifting height (m)		8	3.50	3.90
Working Class		M3	A3	A3
Operating mechanism working class		M3	M3	M3
Speed	Lift (m/min)	4.66
Speed	Travel (m/min)	10	20
Traveling Motor	Type	ZDY 12-4	ZDY 21-4	manual
Traveling Motor	(KW)	4×0.4	4×0.8
Lifting Motor	Type	ZD1 15-4
Lifting Motor	(KW)	13
Wheel Diameter (mm)		Φ154	Φ154	Φ154
Max. wheel pressure (KN)		9.075	20.83/20.29	19.83

Interlock Transfer Crane Services

Kuangshan Crane has over 20 years of extensive experience in manufacturing and exporting electric interlock cranes, offering necessary spare parts and professional installation and maintenance guidance services for all electric interlock cranes.

Spare Parts
We will prepare the required spare parts for your electric double girder interlock cranes so that any damaged or lost parts can be promptly replaced, reducing maintenance downtime and improving production efficiency.
Installation
We provide detailed video installation procedures, and if needed, we can also offer remote video guidance.
Maintenance
We provide detailed maintenance instructions and offer free consultation services for any issues that may arise during the crane’s usage period.

Henan Kuangshan Crane

The drawings used by Henan Kuangshan Crane Co., Ltd. are all the latest designs based on orders and are optimized through computer-aided design, resulting in a more reasonable structure. All drawing designs comply with the latest national standards aligned with international standards, representing the latest structural design and advanced level of domestic lifting products. Henan Kuangshan’s production equipment is advanced, and its inspection equipment is comprehensive, ensuring the quality of the cranes in every aspect.

Production Equipment

Automated Workpiece Loading and Unloading Robot

Fully Automated Double Girder Cranes Main Beam Internal Seam Robot Welding Station — Fully Automated Double Girder Crane’s Main Beam Internal Seam Robot Welding Station

Inspection Equipment

We have a robust product quality assurance system, a comprehensive quality inspection department, and qualified quality control personnel. We possess over 100 various inspection and testing instruments and experimental devices, some of which are at the leading level domestically and advanced internationally.