VLT® AQUA Drive
Makes water and wastewater operation pure child’s play
Danfoss Drives’ unsurpassed experience in advanced drive technologies for water and wastewater applications makes the VLT® AQUA Drive the perfect match for pumps and blowers in modern water and wastewater systems.
The perfect match for:
● Water supply
● Wastewater treatment
● Irrigation
Power range:
200 – 240 V AC: 0.25 – 45 kW
380 – 480 V AC: 0.37– 450 kW (Up to 1 MW planned)
525 – 690 V AC: 11 – 630 kW (Up to 1.2 MW planned)
. Auto tuning of PI-controllers. Time saved
Features | Benefits |
---|---|
Dedicated features | |
. Sensorless pump control | . Less wiring cost |
. Dry pump detection | . Protects the pump |
. Flow compensation function | . Save energy |
. 2 step ramps (initial ramp) | . Protects pumps and system |
. Pipe fill mode | . Eliminate water hammering |
. Built-in motor alternation feature | . Duty-stand by operation, cost reduction |
. Sleep Mode | . Saves energy |
. No / low flow detection | . Protects the pump |
. End of pump-curve detection | . Protects the pump, leakage detection |
. Pump cascade controller | . Lower equipment cost |
Energy saving | -Less operation cost |
. VLT efficiency (98%) | . Save energy |
. Automatic Energy Optimisation (AEO) | . Save 5-15% energy |
. Sleep Mode function | . Save energy |
Reliable | – Maximum uptime |
. IP 66 enclosures | . Outdoor mounting |
. All power sizes available in IP 54/55 enclosures available in the full range | . Broad usability |
. Password protection | . Reliable operation |
. Mains disconnect switch | . No need for external switch |
. Optional, built-in RFI suppression | . No need for external modules |
. Built-in Smart Logic Controller | . Often makes PLC omissible |
. One Wire safe stop | . Safe operation/less wiring |
. Max ambient temperature up to 50 deg. Celcius without derating | . Reduced need for cooling |
User friendly | – Save initial and operation cost |
. Award winning control panel (LCP) | . Effective commissioning and operation |
. One drive type for full power range | . Less learning required |
. Intuitive user interface | . Time saved |
. Integrated Real Time Clock | . Lower equipment cost |
. Modular design | . Enables fast installation of options |
. Payback time indication | . Less worries |
Application options
A wide range of integrated AQUA options can be fitted in the drive:
General purpose I/O option:
3 digital inputs, 2 digital outputs, 1 analog current output, 2 analog voltage inputs
External 24 V DC supply option :
24 V DC external supply can be connected to supply, control- and option cards.
Coated PCB available For harsh environments.
Power options
Danfoss Drives off ers a wide range of external power options for use together with our drive in critical
networks or applications:
• Advanced Harmonic Filters:
for applications where reducing harmonic distortion is critical
• dU/dt fi lters: For providing motor isolation protection
• Sine fi lters (LC fi lters):
For noiseless motor
AQUA PC software
• MCT 10
– ideal for commissioning and servicing the drive including guided programming of cascade controller, real time clock, smart logic controller and preventive maintenance.
• VLT Energy Box
– comprehensive energy analysis tool, shows the drive payback time
• MCT 31
– harmonics calculations tool
Specifications | |
---|---|
Mains supply (L1, L2, L3): | |
Supply voltage: | 200-240V +/-10%, 380-480V +/-10%, 525-690V +/-10% |
Supply frequency | 50/60Hz |
Displacement Power Factor (cosΦ) near unity | (>0.98) |
True power factor (λ) | ≥0.9 |
Switching on input supply L1, L2, L3 | 1-2 times/min. |
Output data (U, V, W): | |
Output voltage: | 0-100% of supply |
Switching on output | Unlimited |
Ramp times | 1-3600 sec. |
Closed loop | 0-132 Hz |
*VLT* AQUA Drive can provide 110% current for 1 minute. | |
Higher overload rating is achieved by oversizing the drive. | |
Digital inputs: | |
Programmable digital inputs: | 6* |
Logic | PNP or NPN |
Voltage level | 0-24 VDC |
* Two of the inputs can be used as digital outputs. | |
Analog inputs: | |
Analog inputs | 2 |
Modes | Voltage or current |
Voltage level: | -10 to + 10 V (scaleable) |
Current: | 0/4 to 20 mA (scaleable) |
Pulse inputs: | |
Programmable pulse inputs | 2 |
Voltage level | 0-24 VDC (PNP positive logic) |
Pulse input accuracy | (0.1-110 kHz) |
* Two of the digital inputs can be used for pulse inputs. | |
Analog output: | |
Programmable analog outputs | 1 |
Current range at analog output: | 0/4-20 mA |
Relay outputs: | |
Programmable analog outputs: | 2 (240 VAC, 2 A and 00 VAC,2 A) |
Fieldbus communication: | |
FC Protocol and Modbus RTU built in (LonWorks, DeviceNet, Profibus optional) | |
Ambient temp: | up to 50°C |
IP 20 | IP 66 | IP 21 | and | IP 55 | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Enclosure | A2 | A3 | B1 | B2 | C1 | C2 | D1 | D2 | E1 | E2 | E3 |
Height | 268 | 268 | 481 | 651 | 680 | 770 | 1159 | 1540 | 2000 | 2000 | 2000 |
Width | 90 | 130 | 242 | 242 | 308 | 370 | 420 | 420 | 600 | 1400 | 1600 |
Depth | 205 | 205 | 261 | 261 | 310 | 335 | 373 | 373 | 494 | 600 | 600 |
IP 54 and 66 | IP 00 | ||||
---|---|---|---|---|---|
Enclosure | A5 | D1 | D2 | E1 | |
Height | 420 | 997 | 1277 | 1499 | |
Width | 242 | 408 | 408 | 585 | |
Depth | 200 | 373 | 373 | 494 |