Products Description
RELIANCE 0-48680-514 Regulator Board

Technical Specifications
Model:0-48680-514
Brand:RELIANCE
Product type:Regulator Board
Weight:1.45kg
Dimension:239mm169mm31mm
Operating temperature:0℃ ~ 60℃
Storage temperature:-40℃ ~ +85℃
Relative humidity:5%~85%,non-condensing
Certification:CE
System compatibility
0-48680-514 belongs to RELIANCE MAXPAK+ spindle drive series regulator board.
Installed into MAXPAK+ spindle drive cabinet,works with pulse driver board and SCR power unit.
It is the core closed-loop speed and torque regulation unit for spindle drive system.
Commonly used for old industrial machine tool spindle drive equipment maintenance and spare replacement.
Function
0-48680-514 is dedicated regulator board for RELIANCE MAXPAK+ spindle drive system.
Receive tachometer speed feedback signal and analog reference setpoint signal.
Complete closed-loop speed and torque calculation for spindle motor regulation.
Output command pulse signal to drive pulse trigger board.
Built-in overcurrent,overvoltage and overspeed hardware protection logic.
Real-time sampling of power loop voltage and current signals.
Save spindle motor parameters,ramp acceleration and deceleration configuration.
Upload fault alarm information and running status to the system.
Installation
Power off the whole spindle drive cabinet and cut main power supply.
Insert 0-48680-514 board into designated rack slot and lock retaining latch.
Connect backplane bus,tachometer feedback cable and pulse command wiring.
Separate low voltage signal wiring from high power main circuit cable.
Power on system,complete spindle parameter configuration.
Test speed regulation and protection function response.
Interface
Backplane bus connector,tachometer feedback port,analog setpoint terminal,pulse signal output terminal,status & fault LED indicators.
Feature
RELIANCE 0-48680-514,MAXPAK+ spindle regulator control board.
High precision closed-loop speed control for heavy duty machine tool spindle motor.
Integrated feedback signal processing and pulse command generation circuit.
Multi safety protection mechanism to protect spindle motor and power components.
Industrial PCB design for long continuous running in harsh factory environment.
Discontinued obsolete board,supply only for old spindle drive system spare replacement.
Suitable for machine tool spindle drive renovation.
Diagnostic
Spindle no rotation:regulator board power loss or pulse command output failure;
Spindle speed drift:tachometer cable damage or feedback signal interference;
Overspeed alarm:feedback signal loss or parameter misconfiguration;
Drive trip under heavy load:current sampling circuit abnormal;
Fault LED keep lighting:internal circuit component aging or damage.
Product Brief
RELIANCE 0-48680-514 is MAXPAK+ spindle regulator board.
It realizes closed-loop speed and torque regulation for Reliance MAXPAK+ spindle drive,widely used as spare part for machine tool spindle drive maintenance.

Disclaimer
All parameters are for reference only and not the basis of quotation. Goods are scarce,overseas delivery lead time 3-7 working days. It is only used for equipment maintenance and retrofit.