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Specification

Electrical

Input Voltage 380…480 V (Nominal 415 V)

Model AMT-4Q, (Note 4) Converter Inverter Weight Dimensions
Input capacity Input current No Overload Rating Normal Duty Rating Heavy Duty Rating
kVA A A kW A kW A kW kg/lb
-0039A-4 22 30 39 18.5 37 18.5 33 15 292/643 A
-0048A-4 25 35 48 22 45 22 40 18.5 292/643 A
-0065A-4 36 50 65 30 62 30 48 22 295/650 A
-0077A-4 43 60 77 37 73 37 65 30 295/650 A
-0095A-4 50 70 95 45 90 45 77 37 297/654 A
-0115A-4 61 85 115 55 110 55 95 45 297/654 A
-0155A-4 83 115 155 75 147 75 115 55 300/661 A
-0190A-4 101 140 190 90 180 90 155 75 305/672 A
-0225A-4 122 170 225 110 215 110 190 90 315/694 A
-0260A-4 144 200 260 132 246 132 225 110 335/739 A
-0336A-4 176 245 336 160 320 160 260 132 435/959 B
-0375A-4 219 304 375 185 360 185 336 160 460/1014 B
-0415A-4 219 304 415 200 395 200 375 185 460/1014 B
-0445A-4 273 380 445 220 425 220 410 200 488/1076 B
-0510A-4 273 380 510 250 485 250 425 220 488/1076 B
-0590A-4 341 475 590 315 575 315 490 250 652/1437 C
-0660A-4 388 540 660 355 630 355 550 315 672/1482 C
-0785A-4 438 610 785 400 745 400 660 355 1400/3086 D
-0850A-4 492 685 850 450 810 450 745 400 1400/3086 D
-0925A-4 546 760 925 500 880 500 810 450 1400/3086 D

Input Voltage 601…690 V (Nominal 690 V)

Model AMT-4Q, (Note 4) Converter Inverter Weight Dimensions
Input capacity Input current No Overload Rating Normal Duty Rating Heavy Duty Rating
kVA A A kW A kW A kW kg/lb
-0430A-6 436 400 430 400 426 400 387 355 1332/2937 D
-0470A-6 490 450 470 450 455 450 426 400 1400/3086 D
-0553A-6 545 500 553 500 537 500 482 450 1470/3241 D

Note : Panel fan height is included but Panel plinth height is not included in above dimension. Standard plinth height is 100 mm.

Control Functions*

Control mode & method Constant voltage & Hysteresis current control
Input current distortion (%THD) Less than 5% (at 100% load)
Input power factor 0.99 (at 100% load & nominal voltage), better than 0.95 (at more than 30% load)
Programmable between 0.95 leading to 0.95 lagging
Regeneration mode Yes (Automatic)
Max. switching Frequency 5 kHz
Efficiency Approx. 98%

Mechanical Specifications

Color RAL 7035
Protection class IP 31
Dimensions (W X D X H) in mm [inch] (Note 5, 6)
A = 800x600x1995
[31.5x23.6x78.5]
B = 800x800x1995
[31.5x31.5x78.5]
C = 1100x800x2195
[43.3x31.5x86.4]
D = 1900x800x2195
[74.8x31.5x86.4]
Installation Floor mounting

Operation Specifications

Digital inputs 5-Programmable sequence inputs, sink/source changeable
Digital outputs 4-Programmable sequence outputs, open collector type
Potential free contacts 3-programmable relays 1-NO, 1-NC for 2A @ 240Vac
Programmable between 10 different options
Programmable analog outputs 2-Programmable analog current outputs IO1 & IO2: 4 ~ 20 mA
Soft-charge Within 5 seconds
Auto start Yes, AFC can start at power ON condition in local and serial mode.
Auto restart Adjustable up to ten times for faults like over current fault, timed over current fault, adjustable over current fault, DC bus over voltage fault, DC bus under voltage fault, earth fault, temperature fault, external fault, R-phase temperature fault, Y-phase temperature fault, B-phase temperature fault

Display Indications

Display and Keypad module Total 80-Character, 4-Line LCD panel, 8-Key keypad, 3-Status indicating LED for Run, Stop and Fault
VL-L, THDi, THDv, Line Frequency, DC bus voltage, PF, DPF, kW, kWH import, kWH export, kWH net, kVA, kVAR, Source side
current for each phase

Communication

Network connectivity RS-485 for PC interface with Modbus-RTU protocol and Wi-Fi connectivity as standard (DeviceNet, Profibus DP (Slave), CANopen, Ethernet, ControlNet are optional)

Protective Specifications

Protective function Over current DC bus over voltage External fault
Adjustable over current Over temperature Charging Fault
Timed over current Phase loss EEPROM fault
DC bus under voltage Ground fault
Fault history Last 20 faults stored in non-volatile memory with status at the time of fault
Electronic thermal overload 120% Overload for 60 Seconds

Environment

Installation Location Indoor
Type of cooling Forced Air Cooling
Ambient Temperature -15...45 °C (5...113 °F), derate the output current by 3 % /1 °C (1.8 °F) above 45 °C (113 °F), maximum up to 55 °C (131 °F) temperature
Storage Temperature -20...70 °C (-4...158 °F)
Audible Noise ≤ 72 dB @1.0m (3ft)
Altitude (above sea level) 1000 m (3300 ft) without derating, above this derate by 1% per 100 m (330 ft) above 1000 m (3300 ft)
Relative Humidity 0...95% max non condensing

Reference standard

Harmonic IEEE 519-2022, G5/4-1, GB/T 14549-93, IEC 61000-3-2, IEC 61000-3-4
Safety IEC 50178
    Note:
  1. Module efficiency >96%
  2. All performance specifications are valid at nominal ratings.
  3. All control functions, operating specifications, display informations, communication & protective specifications as per Axpert-Eazy+ Series VFD.
  4. For higher rating model, contact Amtech Sales Representative.
  5. Panel fan height is included in the dimension but panel plinth height is not included in the dimension. Standard plinth height is 100 mm.
  6. All models have bottom cable entry and front access.