Sumitomo injection molding machine circuit board repair

injection molding machine control systemFault (main circuit of motor)）

Main circuit of motor

Fault phenomenon1 When the machine is in motion, especially at high speeds, the noise is loud

Reason for malfunction1 Unreasonable internal parameter settings of the frequency converter

Solution Normal after changing the internal parameters of the frequency converter

Fault phenomenon2 Inverter alarmE.OC

Reason for malfunction2 The three-phase of the servo motor is connected to the ground, and the motor is damaged

Solution Replace the motor

Fault phenomenon3 Inverter alarm

Reason for malfunction3 Relay quality issues

Solution Normal after replacing the relay

Fault phenomenon4 The motor sometimes stops

Reason for malfunction4 One contact of the AC contactor has poor contact

Solution Replace the AC contactor

Fault phenomenon5 The noise is relatively loud when the motor is running

Reason for malfunction5 The motor cooling fan is broken

Solution Replace the fan

warranty

New products are guaranteed for one year;For all products and projects that we repair or sell (old parts), we offer a three-month full warranty (i.e. we provide warranty for any type of malfunction during the warranty period). In case of special circumstances, we will communicate with you clearly before the repair. Let you understand and consume with peace of mind.

support

When both of us have already understood each other and you have a certain amount of transactions every month, during the maintenance period of your repair products, as long as we have the same model of finished products in stock, we can lend them to you for free until your repair products are repaired; Whether you have worked with us or not, if you have any technical issues, you can consult us for free by phone, and we will do our best to assist you in solving the problem.

contact information

Dongguan Kesichuang CNC Technology Co., Ltd

Phone:/

Fax:

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Office Address: Guoxin Commercial Building, Yunhe East Third Road, Nancheng, Dongguan City702chamber