LS SV008iS5-2 User Manual

Chapter 8 - Troubleshooting & Maintenance
186
8.4 How to Check Power Components
Before checking the power components, be sure to disconnect AC Input supply and wait until the Main Electrolytic
Capacitors (DCP-DCN) discharge.
n Diode Module Check
Check point Resistance to be Good
R, S, T – P1 50 k ohms or more
R, S, T – N 50 k ohms or more
n Charge Resistor Check
Check point Resistance to be Good
Contactor terminals Depending on model
n DB (Dynamic Braking) IGBT (Option)
Check point Resistance to be Good
B2 - N 50 k ohms or more
G - N A few kilo ohms
n IGBT Module Check
Check point Resistance to be Good
B2 - N 50 k ohms or more
G - N A few kilo ohms
R
G
E
G
E
G
E
G
E
G
E
G
E
S
T
U
V
W
G
E
P1
P2
B1
N
Dynamic Braking Unit (Option) for 15~30HP models
N
Charge resistor
Contactor
+
Electrolytic
capacitors
B2

LS SV008iS5-2 Specifications

General

Brand	LS
Model	SV008iS5-2
Category	Controller
Language	English