The MICROMASTER 440 inverter is suitable for a variety of variable-speed drive applications. Its flexibility provides for a wide spectrum of applications. These also include cranes and hoisting gear, high-bay warehouses, production machines for food, beverages and tobacco, packaging machines etc.; i.e. applications which require the frequency inverter to have a higher functionality and dynamic response than usual.
The inverter is especially characterized by its customer-oriented performance and ease-of-use. Its large mains voltage range enables it to be used all over the world.
Design
The MICROMASTER 440 has a modular design. The operator panels and the modules can be easiliy exchanged.
International standards
The MICROMASTER 440 inverter complies with the requirements of the EU low-voltage guideline.
The MICROMASTER 440 inverter has the CE marking.
Acc. to UL and c UL certified
c-tick
Main characteristics
Easy, guided start-up
Modular construction allows maximum configuration flexibility
Six programmable isolated digital inputs
Two scaleable analog inputs (0 V to 10 V, 0 mA to 20 mA) can also be used as a 7th/8th digital input
Two programmable analog outputs (0 mA to 20 mA)
Three programmable relay outputs (30 V DC/5 A, resistive load; 250 V AC/2 A, inductive load)
Low-noise motor operation thanks to high pulse frequencies, adjustable (observe derating if necessary)
Protection for motor and inverter
Options (overview)
EMC filter, Class A/B
LC filter and sinusoidal filter
Line commutating chokes
Output chokes
Gland plates
Basic Operator Panel (BOP) for parameterizing the inverter
Plain text Advanced Operator Panel (AOP) with multilanguage display
Plain text Asian Advanced Operator Panel (AAOP) with Chinese and English display
Plain text Cyrillic Advanced Operator Panel (CAOP) with Cyrillic, German and English display
Communication modules
PROFIBUS
DeviceNet
CANopen
Pulse encoder evaluation module
PC connection kits
Mounting kits for installing the operator panels in the control cabinet doors
PC start-up tools, executable under Windows 98/NT/2000/XP Professional
TIA integration with Drive ES
Mechanical features
Modular design
Operating temperature
0.12 kW to 75 kW: -10 °C to +50 °C (+14 °F to +122 °F)
90 kW to 200 kW: 0 °C to +40 °C (+32 °F to +104 °F)
Compact housing as a result of high power density
Easy cable connection, mains and motor connections are separated for optimum electromagnetic compatibility
Detachable operator panels
Screwless control terminals on detachable I/O board
Performance features
Latest IGBT technology
Digital microprocessor control
High-quality Vector Control system
Flux Current Control (FCC) for improved dynamic response and optimized motor control
Automatic restart following mains failure or fault
User-definable function blocks for logic and arithmetic operations
Kinetic buffering
Positioning ramp down
High-grade PID controller for simple internal process control (autotuning)
Programmable acceleration/deceleration, 0 s to 650 s
Ramp smoothing
Fast Current Limit (FCL) for trip-free operation
Fast, repeatable digital input response time
Fine adjustment using two high-resolution 10-bit analog inputs
Compound braking for controlled rapid braking
Integrated brake chopper (only for 0.12 kW to 75 kW inverters)
Four skip frequencies
Removable “Y” capacitor for use on IT mains supplies (with non-grounded mains supplies, the “Y” capacitor must be removed, and an output choke installed)
Protection features
Overload capability
CT mode 0.12 kW to 75 kW: Overload current 1.5 x rated output current (i.e. 150 % overload capability) for 60 s, cycle time 300 s, and 2 x rated output current (i.e. 200 % overload capability) for 3 s, cycle time 300 s 90 kW to 200 kW: Overload current 1.36 x rated output current (i.e. 136 % overload capability) for 57 s, cycle time 300 s, and 1.6 x rated output current (i.e. 160 % overload capability) for 3 s, cycle time 300 s
VT mode 5.5 kW to 90 kW: Overload current 1.4 x rated output current (i.e. 140 % overload capability) for 3 s, and 1.1 x rated output current (i.e. 110 % overload capability) for 60 s, cycle time 300 s 110 kW to 250 kW: Overload current 1.5 x rated output current (i.e. 150 % overload capability) for 1 s, and 1.1 x rated output current (i.e. 110 % overload capability) for 59 s, cycle time 300 s
Overvoltage/undervoltage protection
Inverter overtemperature protection
Special direct connection for PTC or KTY to protect the motor
