520CNC 3HP Variable Speed Drive

3 HP constant duty Baldor motor with electric brake
High, neutral and low range gear selection
Low range is all gear reduction with no spindle reversal
Available speeds using variable belt drive
Low gear is 42 to 425 RPM
High gear is 400 to 4200 RPM
RPM change is simple and quick with sliding lever
Manual Brake system
Unit is equipped with an automatic electric spindle brake that actuates when motor is off to lock the spindle for changing tools

520 CEN/5 Features

Some of the features that make our Model 520/5 a better machine.

5/8 inch diameter head mounting bolts
Table 3 1/8 inches thick
Parts and service for all 520 CNC's made
We have mechanical parts and service for all of our CNC machines made and have CNC boards on the shelf for machines made in the 1970's with on site service available for them
5 hp Baldor Vector drive system
Our spindle drive uses a Gates polychain. Using this with the vector drive virtually eliminates mechanical maintenance as there are no gears or pulleys to wear out.
Quality cast iron poured in the USA
Precision ground 1.25" diameter ballscrews mounted with 2.44" diameter heavy duty angular contact bearings designed for ballscrews
10 spline 1.25" dia spindle shaft mounted on 2 pair of precision angular contact bearings