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Troubleshooting speedmaster™ operation manual, Current limit led – LEESON Chassis Mount SCR Control User Manual

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Troubleshooting

SPEEDMASTER™ OPERATION MANUAL

Current limit LED (174011 and M1740007)

174011 and M1740007 series drives are equipped with a red,
PCB-mounted current limit LED. The red current limit LED turns
on whenever the drive reaches current limit and turns off
whenever the drive is not in current limit (normal operation).

Figure 27. Current Limit LED

IC502

S1

C502

IC501

A1

-

METER

+

SO502

SW501

115

230

MOV503

T501

L2

CL

IL501

SW502

90

180

C504

SO501

INHIBIT

S2

S3

ACCEL

DECEL

MAX SPD

MIN SPD

TORQUE

IR COMP

+

-

SPEEDMASTER

L2

S2

S3

A1

S1

CURRENT LIMIT

LED

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