The PW3337 is an AC/DC digital power meter that has three-channel power meter with built-in harmonic measurement. It measures units that are up to 1,000 V or 65 A with direct input. Aside from that, it also measures direct current and different types of power connections that range from single-phase 2-wire up to 3-phase 4-wire.
The meter is made to improve the production of power supplies, inverters, motors, power conditioners and many more. It checks the energy-saving performance of industrial equipment like air-conditioners, heavy machines and other appliances.
The unit complies with IEC 610004-7.