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Black Schneider Electric Altivar variable frequency drive in NEMA 1 enclosure

Schneider Electric

Schneider Electric ATV12HU15M3 Variable Frequency Drive 2 HP 230VAC

SKU CH-2N4C-EHGMC

Variable frequency drive for three-phase motors, 2 HP at 230 VAC with 0.5–400 Hz output range and NEMA 1 enclosure

  • TypeBuilding Cable
  • Precise motor control across 0.5 to 400 Hz output range
  • Reliable three-phase operation from 200 to 240V AC input
  • Consistent 7.5 A output current for 2 hp performance
  • NEMA 1 enclosure protects drive in standard indoor environments
  • Flexible 50/60 Hz input frequency suits global power supplies

Industrial motor control drive

The Schneider Electric Altivar unit is a variable frequency drive rated for two horsepower at 230 volts AC three-phase input. It accepts supply voltages from 200 to 240 volts at 50 or 60 hertz and delivers three-phase output adjustable from 0.5 up to 400 hertz. The enclosure carries a NEMA 1 rating for indoor mounting. This drive suits engineers and maintenance teams automating pumps, fans or conveyors in commercial and light-industrial buildings.

Thermal and electrical behaviour

Continuous output current reaches 7.5 amperes within the stated voltage range. The drive converts incoming three-phase mains to a variable-frequency output without requiring external line reactors for typical installations. Heat generated during normal operation is dissipated through the integral heatsink and convection airflow inside the NEMA 1 housing. Audible noise remains limited to the internal cooling fan and magnetostriction in the output stage under load.

Mounting and wiring practicalities

The NEMA 1 enclosure provides finger-safe terminal access and knockouts for conduit entry at the bottom. Three-phase input and output terminals accept standard building cable sizes used in 200 to 240 volt industrial wiring. Control terminals are grouped separately for start, stop, speed reference and safety interlock signals. The unit mounts vertically on a flat panel using four fixing points, leaving clearance above and below for natural convection.

Highlights

  • Precise motor control across 0.5 to 400 Hz output range
  • Reliable three-phase operation from 200 to 240V AC input
  • Consistent 7.5 A output current for 2 hp performance
  • NEMA 1 enclosure protects drive in standard indoor environments
  • Flexible 50/60 Hz input frequency suits global power supplies

Specifications

BrandSCHNEIDER ELECTRIC
TypeBuilding Cable

Questions about this item

How is the ATV12HU15M3 wired for three-phase 200-240V AC input and what step is often missed?

Connect L1, L2, L3 to the supply and the motor to U, V, W; the step often missed is verifying the motor rotation direction before commissioning.

Which component of the ATV12HU15M3 will need replacement first under continuous 7.5 A operation?

The internal cooling fan and electrolytic capacitors on the DC bus typically require replacement after several years of sustained 7.5 A output.

At what output frequency does the ATV12HU15M3 hit its 400 Hz limit during extended high-speed runs?

The drive reaches its maximum programmable output frequency of 400 Hz, which is the first limit encountered during sustained high-speed operation.

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