Parker AC20 series AC Inverter for 37kW 400V three phase motor in V/F, Sensorless Vector or Full Closed-Loop Vector control (with optional encoder feedback card) to 75A. Converts fixed frequency three phase 400V input to variable frequency three phase 400V to control the speed of a standard AC Induction motor or Permanent Magnet Synchronous motor (Open loop)
Frame 6: 262mm W x 241mm D x 465mm H (Gland box included). IP20
Weight: 13kg
Rating: 37kW, 75A, 51.9kVA
Overload: 150% for 60 seconds
Speed Control Range: 0.5 to 590Hz
Dynamic Braking (DBr): Fitted with Internal Braking Switch. Fit external Braking resistor if this feature is required (Resistor not supplied, see linked products below)
Minimum Braking resistance: 14 Ohms (54.6A, 41.7kW), 20 sec max or 30% duty cycle; 100% Duty Braking resistance: 16 Ohms (48.4A, 37kW)
Removable Multi-Line LCD Display (6901). Can be door mounted see linked items below (Connection for a remote keypad is on the Control Board; 2 keypads can be operated in parallel)
2 Analogue Inputs, 7 Digital Inputs, 3 Digital Inputs/Outputs (Multifunctional), 3 Analogue Outputs, 2 Change Over Relays, 1 Thermistor Input (Link required if not fitted)
PC Program with DSELite tool using a CAT5e or CAT6 programming cable, RJ45 Port
Communications: Ethernet IP, Profinet I/O or Modbus TCP, RJ45 Port
Option Slots: 1 for Communications, 2 for Encoder(s) and/or Expansion card(s). Slot for Memory Card (microSD, not supplied)
Safety Functionality: STO included. To SIL2, PLd. Links required to allow the unit to operate if there is no safety circuit
24Vdc Auxiliary Control Power Input
Coated PCBs. Coating Classification: 3C3
EMC Compliance: Integrated Filters to IEC EN61800-3 Category C3 for motor cables up to 25m. Filter can be disabled by removing link if required
Input Current: 80A
Mains Supply: Three Phase 380-480Vac +/-10%, 50-60Hz (+/-10%)
Please note that an AC Line Choke is recommended where the mains supply is between 12kA and 50kA RMS (480V max)
100A Fast Acting Fuse required. See product manual for full details including UL Rating details.
Cubicle Mount or Wall Mount in a clean environement
Operating Temperature: 0 to 40°C (45°C with de-rate)
Mounting: Use 4 x M6 fixings on 412mm x 235mm centres. Cannot be through panel mounted
Ventilation Space: Top: 200mm, Bottom: 150mm, Sides: 50mm, Front: 10mm
Maximum losses: 1618W, 20W at standby. IE2 Compliant
Manufacturers Part Number: 20G-46-0750-BF
Previous Generation: 690P