low-voltage

Squirrel-cage motors
Appendix
Overview of MICROMASTER 410/420/430/440
Squirrel-cage motors
The MICROMASTER inverters
from Siemens ideally complement
the motors. The table
gives an overview of the features
of these inverters.
The complete product spectrum
with ordering data, technical
details and explanations is
included in Catalogue DA 51.2.
You will find up-to-date information
about AC inverters on the
Internet at
http://www.siemens.com/
micromaster
Main features
MICROMASTER 410 MICROMASTER 420 MICROMASTER 430 MICROMASTER 440
"Price-conscious"
For variable speeds with
3-phase motors on single-phase
supply systems, e.g. for pumps,
fans, advertising panels, cabinets,
gate drives and dispensing
machines
"Universal"
For 3-phase supply systems as
well as optional fieldbus interfacing,
e.g. in conveyor belts, material
conveyors, pumps, fans and
machine tools
"Optimized for pumps and
fans"
With optimized operator panel
(manual/automatic changeover)
adapted software functions and
optimum power utilization
"Comprehensive"
With finely tuned vector control
(with and without sensor feedback)
for numerous applications
in sectors such as conveyor systems,
textiles, elevators, hoisting
gear and mechanical engineering
Output range 0.12 kW to 0.75 kW 0.12 kW to 11 kW 7.5 kW to 250 kW 0.12 kW to 250 kW
Voltage ranges 1 AC 100 V to 120 V
1 AC 200 V to 240 V
Closed-loop control
V/f characteristic
Multipoint characteristic (parameterizable
V/f characteristic)
FCC (flux current control)
1 AC 200 V to 240 V
3 AC 200 V to 240 V
3 AC 380 V to 480 V
V/f characteristic
Multipoint characteristic (parameterizable
V/f characteristic)
FCC (flux current control)
3 AC 380 V to 480 V 1 AC 200 V to 240 V
3 AC 200 V to 240 V
3 AC 380 V to 480 V
3 AC 500 V to 600 V
V/f characteristic
Multipoint characteristic (parameterizable
V/f characteristic)
FCC (flux current control)
Process control – Internal PI controller Internal PI controller (auto tuning)
Inputs
3 digital inputs
1 analog input
3 digital inputs
1 analog input
Outputs 1 relay output 1 analog output
1 relay output
Automation
link
Other
features
The PLC partner for LOGO ® !
and SIMATIC ® S7-200
Natural ventilation
(no fan)
Position of the connections as
for conventional switching elements
(e.g. contactors). Also
available with flat plate heatsink.
6 digital inputs
2 analog inputs
1 PTC/KTY input
2 analog outputs
3 relay outputs
The ideal partner for your automation
tasks, for SIMATIC S7- mation tasks, for SIMATIC S7-
The ideal partner for your auto-
200 as well as for SIMATIC S7- 200 as well as for SIMATIC S7-
300/400 (TIA) and SIMOTION ® 300/400 (TIA) and SIMOTION
BICO technique
Energy-saving mode
Load torque monitoring (detects
dry running of pumps)
Motor staging
V/f characteristic
Multipoint characteristic (parameterizable
V/f characteristic)
FCC (flux current control)
Vector Control
Internal PI controller (auto tuning)
6 digital inputs
2 analog inputs
1 PTC/KTY input
2 analog outputs
3 relay outputs
The ideal partner for your automation
tasks, for SIMATIC S7-
200 as well as for SIMATIC S7-
300/400 (TIA) and SIMOTION
3 selectable drive data sets
Integral brake chopper
(up to 75 kW)
Torque control
A
Examples
MICROMASTER
A/2
Siemens M 11 · 2003/2004