Overview
The AB 20G11NC043JA0NNNNN PowerFlex 755 High-performance Frequency Converter, Three-phase, 480VAC, NEMA Open-type Cabinet, Dynamic Braking DB Transistor, 22kW (30HP), 24V DC Digital I/O + Relay Output, Dual Gigabit Communication, Air-cooled Cooling, Installation Rack Frame 3, Dimensions: Height 464 mm × Width 222 mm × Depth 241 mm
Specification
| Item | Specification |
|---|---|
| Brand | AB |
| Series | PowerFlex 755 High Performance AC Drive |
| Catalog Number | 20G11NC043JA0NNNNN |
| Frame Size | Frame 3 |
| Input Supply | 3‑Phase 380–480V AC ±10%, 50/60Hz, 6‑Pulse Rectifier with Pre‑charge Circuit |
| Continuous Rated Output Current | 43 A |
| Normal Duty 110% Overload (1 min) | 47.3 A |
| Heavy Duty 150% Overload (3 sec) | 64.5 A |
| Normal Duty Motor Rating | 22 kW / 30 HP |
| Heavy Duty Motor Rating | 18.5 kW / 25 HP |
| Output Voltage | 0 ~ 480 V 3‑Phase PWM |
| Output Frequency Range | 0 ~ 500 Hz |
| Adjustable Carrier Frequency | 2 kHz ~ 16 kHz |
| Control Modes | V/F Open Loop, Sensorless Vector (SVC), Closed‑Loop Vector (with encoder option card) |
| Supported Motors | Induction Motor, Permanent Magnet Synchronous Motor |
| Encoder Interface | No onboard port, optional encoder card required |
| I/O Signal Level | 24V DC Digital Inputs & Relay Outputs, STO Safe Torque Off hardware circuit |
| EMC Filter | Factory pre‑installed standard EMC filter with common mode choke |
| Dynamic Brake IGBT | Integrated inside drive |
| Internal Brake Resistor | Not equipped, external resistor required |
| HIM Configuration | Blank cover, no factory HIM keypad |
| PCB Coating | Non‑conformal coated |
| Cooling System | Forced air cooling, replaceable cooling fan, overtemperature hardware protection |
| Enclosure Rating | IP20 / IP00, NEMA Open Type |
| Operating Temperature | 0 ~ 50 °C full load without derating; derating required 50 ~ 70 °C |
| Altitude Derating | No derating ≤1000 m altitude |
| Onboard Communication | Dual Gigabit EtherNet/IP built‑in; optional DeviceNet, Profibus etc. add‑on cards |
| Protections | Overcurrent, Overvoltage, Undervoltage, Module Overtemp, Motor Overload, Ground Fault, Phase Loss, Output Short Circuit, Stall Protection, STO Fault |
| Installation | Side‑by‑side zero stack mounting inside control cabinet |
| Overall Dimensions (W×H×D) | 222 mm × 464 mm × 241 mm |
| Net Weight | 9.98 kg |
| Shipping Weight | Approx. 11.2 kg |
| Product Status | In production, not discontinued |
FAQ
1.What is the voltage range that the 20G11NC043JA0NNNNN is compatible with for three-phase input?
The Three-phase input voltage range: 380 – 480 VAC, with an allowable voltage fluctuation of ±10%, compatible with 50/60Hz industrial power grids, belonging to the 400V voltage level model.
2.What are the overall length, width, depth and net weight of Model 20G11NC043JA0NNNNN?
Supported. The
- Overall dimensions: Width 222 mm × Height 464 mm × Depth 241 mm
- Weight: 9.98 kg
3.Does the 20G11NC043JA0NNNNN cooling fan support individual replacement?
The Support for separate replacement. The cooling fan is a modular independent fan assembly. Just disconnect the power supply, remove the lower cover of the frequency converter, loosen the fixing screws, and unplug the fan wiring connector, and then you can easily disassemble and replace the fan.
4.Which motor control modes does 20G11NC043JA0NNNNN support?
The
- V/F open-loop control
- Speed sensorless vector control (SVC)
- With the addition of an encoder option card, encoder closed-loop vector control can be achieved
Looking for Original New 20G11NC043JA0NNNNN PowerFlex 755 AC Drive 22kW 480V 30HP DB transistor
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