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Low-voltage equipment

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Variable Frequency Drive Triol AT24 line UE

Low-voltage Variable Frequency Drive Triol AT24 line UE is a simple, reliable and cost-effective solution for controlling pumps, compressors, fans, conveyors, various load-blowing systems ranging from 75 to 320 kW. Performed in a metal case IP21 enclosure Triol AT24 VFD line UE operates with unique Triol vector control algorithms both with or without a speed sensor.

Operating at −20…+40 °C, Triol AT24 line UE supports the function of connecting up to 5 motors in the “cascade” or “auto valve mode”. The drive is equipped with a wireless control panel with Triol patented induction feeding.

SpecificationValue
Power supply, V3×380/ 3×480 (–15%…+10%)
Power frequency, Hz50/60 (–5%…+5%)
Power range, kW75-400
Discretization change frequency setting, Hz0.1
Cycle adjustmentPID
Remote optionP24E control panel
Output frequency, Hz0-400
PWM frequency, kHz2-10

Default value: 5.5 kW to 55 kW – 5 kHz. 75 kW to 320 kW – 3.3 kHz. 400-kW lines – 2.5 kHz.

 

EnclosureIP21
Casing materialMetal (75K-M32)
Operating temperature, °C (°F)−20…+40 °C

(−4…104 °F)

Cooling typeAir, forced