Certified by IANZ to the ISO 17025 standard, DELTA operates New Zealand’s first Class A test house under the MARIA rules. Used to test, calibrate and repair electricity meters and other precision instruments, this laboratory meets EGR Class A and B Test House requirements. With a wealth of relevant experience, including representation on national industry committees, DELTA can ensure full compliance with EGR requirements and other relevant regulatory and safety standards.

Ensuring transformer oil remains in good condition will help produce efficient operation and maximises the operating lifetime of electrical equipment. DELTA has a specialist workshop designed to test and recondition transformer oil. The high voltage test laboratory provides certification services for electrical protective equipment, such as HV gloves, barriers, sleeves and mats used in live electrical work.

Capabilities Calibration, testing, and repair of electricity revenue meters and other instruments Repair and calibration of voltmeters, amp meters, insulation tester / earth tester and other test equipment Specialists in Ferraris disc kiloWatt-hour meters and Transvar meters, both low and high voltage Data logging and electronic pulse data acquisition metering systems Testing and calibration of protective equipment such as HV and LV gloves, sleeves, and mats Testing dielectric strength, acidity and moisture content of transformer oil Reconditioning of transformer oil

Resources In-house IANZ registered meter and instrument test laboratory Oil testing and reconditioning facility Highly trained and experienced staff Advanced oil test service HV test laboratory