Connecting The Regenerative Unit; Connecting The Rgt - Yamaha TS-P User Manual

2.6 Connecting the regenerative unit

The regenerative unit absorbs regenerative current produced during motor speed
reduction and radiates it as heat. A regenerative unit is required when operating certain
robot models specified by YAMAHA or when handling large-inertia loads. Use the
YAMAHA-specified dedicated cable to connect a regenerative unit to the controller.

2.6.1 Connecting the RGT

The following explains how to connect the RGT.

Connecting the RGT

·
The power must be off when connecting the regenerative unit.
·
Insert the cable plug into the connector until a clicking sound is heard (fully inserted).
·
Install the regenerative unit in a well ventilated location with ample peripheral space
CAUTION
(20mm or more).
Ground terminal
■
The controller must be grounded to prevent electrical shocks in case of electrical
leakage, and to prevent equipment malfunctions due to electrical noise.
A Class D or higher grounding (grounding resistance of 100
Be sure that ground is securely connected.
WARNING
Tighten the ground terminal screw to the torque shown below.
Recommended Tightening Torque

2.6 Connecting the regenerative unit

Controller
RGT
20mm
or more
L
COM1
N
200V
L1
N1
CHARGE
RGEN
MOTOR
Dedicated
I/O
cable
RGEN
Ground terminal
N·m
0.75
Chapter 2 Installation and wiring
PWR
ERR
ROB
I/O
or less) is required.
Ω
1
2
3
4
5
6
7
2-13