Electricity Calibration Services

Key Equipment List

• Suite of environmentally controlled laboratories.
• Solid state voltage reference standards.
• Precision potentiometers and dc voltage dividers.
• Suite of standard resistors.
• Thermoregulated oil baths.
• Precision resistance bridges.
• Capacitance standards and associated bridges.
• Inductance standards.
• AC voltage measuring system.
• High accuracy calibrators.
• Multifunction transfer standards.
• Precision current source 
• Precision high voltage divider.

Capabilities

List of instruments calibrated by NML:

• AC/DC transfer devices
• Ammeters, ac
• Ammeters, dc
• Ammeters, clamp-on
• Amplifiers, lf
• Attenuators, dc
• Attenuators, lf
• Bridges and similar instruments, capacitance
• Bridges and similar instruments, inductance
• Bridges and similar instruments, resistance
• Calibrators, multifunction
• Calibrators, oscilloscope
• Calibrators, temperature simulation
• Calibrators, process
• Capacitance boxes
• Capacitance meters
• Chart recorders
• Standard capacitors
• Current shunts
• Current transformers
• Dividers, high voltage dc
• Earth bond testers
• Electrometers
• High voltage testers
• Impedance analysers
• Inductance boxes
• Standard Inductors
• Insulation testers
• Kelvin bridges
• LCR meters
• mA sources
• mA calibrators
• mV sources
• Meggers
• Multimeters, analogue
• Multimeters, digital
• Megaohmmeters
• Micro-ohmmeters
• Ohmmeters
• PA sources
• pH simulators
• Potentiometers
• Power supply units
• Resistance boxes
• Resistance meters
• Resistors, high voltage
• Resistance meters, surface
• RTD monitors
• Shunts
• Signal generators, lf
• Standard resistors
• Stroboscopes
• Synthesizers
• Tachometers, contact
• Tachometers, optical
• Temperature indicators, electrical calibration
• Timers and stopwatches
• Thermal convertors
• Voltage dividers and volt ratio boxes, dc
• Voltage standards, dc
• Voltmeters, ac
• Voltmeters, dc
• Voltmeters, high voltage ac
• Voltmeters, high voltage dc
• Wrist strap testers

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