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MICROMASTER
frequency converters are designed for controlling low-voltage three-phase
motors in constant and quadratic torque applications. They are compact
in design to allow installation in the minimum possible space. They
are usable in a wide range of applications - from automatic car wash
machines to conveyers.
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Main
Characteristics
- Broad
ranges of operating voltage for worldwide applications
- Comprehensive
power range from 120 W to 7.5 kW
- 1.5
x overload capability for 60 s
- Compliance
with international standards and prescriptions
- Suitable
for single and multi-motor drives
- Common
user interface for ease of use
- Space
saving, compact construction
- Built-in
DIN rail mounting (for smallest frame size)
- Integration
into an automation world via PROFIBUS-DP and USS protocol
- Integrated
class A EMC filter for all 1-phase frequency converters
- Automatic
restart/flying restart after mains breaks (selectable)
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Performance
Features
- FCL
(Fast Current Limit) for trip-free operation
- Programmable
acceleration/deceleration, 0.1s to 650s, with selectable ramp smoothing
- Fine
speed adjustment using a high resolution 10 bit analog setpoint channel
- Selectable
automatic or programmable boost for optimum starting
- COMPOUND
BRAKING™ for rapid controlled braking without the need for an external
resistor
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Protection
Features
- Inverter
overvoltage/undervoltage
- Inverter
overtemperature protection
- 12t
motor thermal protection
- Motor
PTC input
- Locked
rotor protection
- Earth
fault protection
- Short
circuit protection
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Options
- Plain
text multi-language operator contol panel (OPM2) - up to 31 inverters
may be simultaneously addressed through this operator control panel.
Built-in RS232 interface allows simple connection to a PC
- Footprint
Radio interference suppression filters available to meet Class A and
Class B compliance levels for all powers
- PROFIBUS
DP module running at 12 Mbaud
- SIMOVIS
PC Program running under Windows
- Sinusoidal
output filters
- Output
chokes
- DV/dt
output filter
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Click
Here
for Full Price List of Siemens Micromaster 420drives
Click
Here
for Full Price List of Siemens Micromaster 440drives
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Micromaster
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Crouzet | Seeka-Takex |
Proximity Sensors | Brad
Harrison | Siemens | Ege
I Omron I Erwin
Sick I GOSwitch
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