| Our service engineers and technicians are equipped with the latest measuring and testing equipment to carry out installation, testing and commissioning of new switchgears. We also carry out annual servicing, maintenance, testing and trouble-shooting of your existing HV and LV switchgears.
Our Switchgear Services include:
- Turnkey project for installation, testing, commissioning and start-up of new switchgears
- Annual servicing and maintenance of 22kV, 6.6kV and 400V swithchgears including air, oil, vacuum or
SF6 circuit breakers
- Annual servicing, maintenance of 6.6kV and 400V motor control centres including checking and
testing of medium voltage vacuum contactors
- Retrofitting, upgrading and extension of existing switchboards
- Servicing and trouble-shooting of generator control, AVR and synchronizing panels
- Servicing of automatic transfer switch and emergency power switchboard
- Trouble-shooting and fault diagnosis of AC/DC variable speed drives
- Repair and trouble-shooting of battery chargers
- Insulation resistance and AC/DC high-potential tests of circuit breakers and power cables
- Circuit breaker contact resistance measurement
- Primary current injection test up to 20,000A
- Secondary current injection test on protective relays including overcurrent, earth fault, differential,
distance and other types of relays
- Corona discharge detection
- Power factor correction and improvement
- Infra-red scanning of switchboards to detect hot spots
- Power Quality Monitoring and Analysing for voltage, current, power, power factor etc
- Providing Professional Engineer and Authorised Testing Engineer at site to witness testing and
endorse testing reports
Maintech Engineering & Supplies is the Authorized Service Agent for the following manufacturers of switchgear:
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