Our customers have asked us to upgrade a number of different Portal Cranes with a variety of different challenges to be overcome.

• Describe the issues

Sun vs Shade & effects on drive wheels and rails

What happens when the driven wheels are different sizes

Replacing DC motors and drives with AC

Retrofitted

• Safety Relay with run down time delay
• Dual Channel Type 7 E-Stop button
• Solenoid Release Trapped Key
• Dual Trapped Key Chain Lock
• Dual Safety Motor Contactors
• Stainless grate under tank lid
• More differentiators