Crane Master Controller

Number of Steps:
Number of Contacts:
24 Maximum

Master Controller for Industrial Cranes
Universal Master Controller also available.

Master Controller

Anand Master Controllers are designed from the ground up for harsh Industrial Use.

Many Different models are available







Product List of Master Controller

Sr. no. Product Name Description Part Number Images
1 Master Controller Small IP41-CM 2/5/IP41 CM 2/5 CM 2/5/IP41
2 Master Controller Small IP41-CM 3/5/IP41 CM 3/5 CM 3/5/IP41
3 Master Controller Small IP41-CM 3/6/IP41 CM 3/6 CM 3/6/IP41
4 Master Controller Small IP41-CM 4/6/IP41 CM 4/6 CM 4/6/IP41
5 Master Controller Small IP41-CM 1/3/IP41 CM 1/3 CM 1/3/IP41
6 Master Controller Small IP41-CM 2/3/IP41 CM 2/3 CM 2/3/IP41
7 Master Controller Small IP41-CM 1/4/IP41 CM 1/4 CM 1/4/IP41
8 Master Controller Small IP41-CM 2/4/IP41 CM 2/4 CM 2/4/IP41
9 Master Controller Medium IP41-CM 4/7/IP41 CM 4/7 CM 4/7/IP41
10 Master Controller Medium IP41-CM 5/7/IP41 CM 5/7 CM 5/7/IP41
11 Master Controller Medium IP41-CM 4/8/IP41 CM 4/8 CM 4/8/IP41
12 Master Controller Medium IP41-CM 5/8/IP41 CM 5/8 CM 5/8/IP41
13 Master Controller Medium IP41-CM 4/9/IP41 CM 4/9 CM 4/9/IP41
14 Master Controller Medium IP41-CM 5/9/IP41 CM 5/9 CM 5/9/IP41
15 Master Controller Medium IP41-CM 4/10/IP41 CM 4/10 CM 4/10/IP41
16 Master Controller Medium IP41-CM 5/10/IP41 CM 5/10 CM 5/10/IP41
17 Master Controller Medium IP41-CM 4/11/IP41 CM 4/11 CM 4/11/IP41
18 Master Controller Medium IP41-CM 5/11/IP41 CM 5/11 CM 5/11/IP41
19 Master Controller Medium IP41-CM 4/12/IP41 CM 4/12 CM 4/12/IP41
20 Master Controller Medium IP41-CM 5/12/IP41 CM 5/12 CM 5/12/IP41
21 Master Controller Big IP41-CM 4/16/IP41 CM 4/16 CM 4/16/IP41
22 Master Controller Big IP41-CM 4/13/IP41 CM 4/13 CM 4/13/IP41
23 Master Controller Big IP41-CM 4/17/IP41 CM 4/17 CM 4/17/IP41
Master Controller Working Principle

Working Principle of Master Controllers for EOT Cranes.

Master controllers are indispensable components used to remotely operate a wide array of heavy-duty equipment, such as EOT cranes and rolling mill drives. Their significance in industrial applications cannot be overstated. In this in-depth exploration, we'll delve into the working principles, features, and advantages of master controllers, shedding light on their vital role in enhancing industrial operations.

Key Features of Master Controllers

Robust Enclosure with IP54 Protection

The core of any master controller is its robust enclosure, which complies with I.P 54 degrees of protection. This sealing ensures that the controller is impervious to dust and environmental factors, safeguarding its functionality even in the harshest conditions.

Versatility: Up to 6 Notches and 24 Contacts

Master controllers are designed with versatility in mind. They feature up to 6 notches on either side, each supporting a maximum of 24 contacts. This design allows for customized sequences, catering to diverse industrial requirements.

Spring and Dead Man's Handle Arrangement

Safety and control are paramount in industrial settings. Master controllers come equipped with spring and dead man's handle arrangements to ensure precise and secure operation. These elements enhance user confidence and minimize operational risks.

Compact and Agile: Suitable for Various Motions
Master controllers are engineered for agility and space efficiency. They are compact, often comprising 4-4 steps, and are adaptable for multiple motions, including hoist-grab, cross-travel, and long travel. This adaptability makes them versatile for a variety of industrial applications.

Enhanced Contact Capacity: Up to 16 Contacts per Motion
The design of master controllers takes into consideration the diverse electrical requirements in industrial environments. They can accommodate up to 16 contacts per motion with a spring return arrangement, ensuring seamless electrical control, even in demanding operations.

Benefits of Using Master Controllers

1. Longevity: Millions of Operations
Master controllers are built to last, capable of enduring millions of operations without significant wear. The cams and contacts within these controllers are rated for 40 amps at 500 V.A.C., ensuring consistent and reliable performance over time.

2. Simplified Maintenance
Maintenance is made remarkably straightforward through the use of individual interchangeable contact blocks. Users can easily inspect contact tips without the need to disassemble the entire unit. When contacts wear out, only the fixed and moving contacts need replacement, which is accomplished with minimal effort, involving the removal of a single screw. This streamlined maintenance process minimizes downtime and ensures the continued functionality of the controller.

3. Enhanced Safety: Wide Electrical Clearance
Safety is a paramount concern in industrial applications. Master controllers are designed with generous electrical creepage and clearance, preventing arcing between contact blocks or to the ground. Heavy-duty terminal screws are conveniently located for easy and secure wiring, further bolstering the safety and reliability of the equipment.


Master controllers are the unsung heroes of industrial automation, enabling precise and efficient control over complex machinery. Their versatility, durability, and user-friendly maintenance make them an indispensable asset for various applications. By understanding the working principles and features of master controllers, industries can enhance their operational efficiency while ensuring the safety of their workforce. Explore the possibilities of master controllers and empower your industrial operations today.

Applications of Master Controllers

Master Controllers are used whenever you need to count the angle or number of rotations and stop a rotating piece of equipment when it reaches it rotating limit.

EOT Cranes

Electric Hoists

Gantry Cranes

Goliath Cranes

Mobile Cranes

Tower Cranes

Image Description
Image Description

Anand Universal Master Controller.


Anand Master Controller Technical Data Specifications

Master Controller Working Principle
Body Material Sheet Steel / Aluminium Die Cast
Protection Degree IP-44 / IP-54 Conforming to IS-13947(Part-1)1993
Mounting Position Horizontal / Vertical
Contact Material Silver Cadmium
Rated Voltage Insulation 500 VAC
Thermal Test Current 10Amps
Cable Entries 2x20,2x26 Standard Conduit
Frequency of Operation 1000 Switching per hour.
Contacts Single/Double Break
Number of Contacts 24 Maximum
Number of Steps 7-0-7 maximum
Optional Spring Return/Deadman's Handle arrangement