Single Phase Frequency Converters 50/60 Hz
18 models 1KVA to 20KVA
50 or 60hz input,
50hz or 60hz output
Single Phase Frequency Converters 400hz
18 models 1KVA to 20KVA
50hz or 60hz input and
400hz output
Three Phase Solid State Frequency Converters
50 or 60 Hz
57 models 10 to 320KVA
Three Phase Solid State Frequency Converters
57 models 10 to 320KVA
Solid State Design Considerations Manuals and Connection Diagrams Accessories
Outdoor Enclosures, Carts,
Distribution Panels etc.
Notes and Photos
Rotary 1 or 3 Phase Frequency Converters
50 or 60hz output
6KVA to 2000KVA
Rotary 400Hz output Frequency Converters
1 or 3phase
10KVA to 250 KVA
Rotary Frequency Converters Accessories
Enclosures (Indoor quietized and Outdoor) Digital Meters, RS232 and Data Logging, etc.
Rotary Design Considerations Starting Surge of motors in the load, Large SCR loads, power factor and resistive loads, Operating Noise Level.
Rotary Application Notes and Photos Operating Noise and solutions to this problem Line Isolation Sets
  Visicomm Industries
Solid State Frequency Converter Rotary Frequency Converter


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PHASE 3-Phase Input / 3-Phase Output
MODEL 20KSS360400/50400
Input Power: 480Y/277 60HZ 3 phase 4 wire 60 AMP - Required
Output: 120/208VAC, 400HZ, 3 phase 4 wire WYE-connected @ 12KVA
Rating: 15kVA, 12 kW at 400Hz
Input Voltage: 208/120 Volts, 3 Phase, 60Hz
INPUT PROTECTION Overload, short circuit, over & under voltage, phase loss, over temperature
Output Voltage: 208/120 Volts, 3 Phase, 400Hz
Enclosure: NEMA 1 · Galvanic - Electrical Isolation Converter Design
6 Pulse PWM Solid-State Technology · Double Conversion Topology · Pure Sine Wave Output
Input Frequency: 60Hz
Output Frequency: 400Hz (+/- .4Hz)
Input Voltage: +/- 15%
VOLTAGE RECOVERY less than 50 milliseconds with a 100% load change
VOLTAGE BALANCE ±1% for balanced load, ±2% for 25% unbalanced load
OVERLOAD CAPACITY 125% for 15 minutes, 150% for 10 minutes, 200% for 20 seconds or higher (available)
Output Voltage Adjustment: +/-10%
Voltage Adjustment: Manual, Pot Knob
Harmonic Distortion: < 3% (Linear Load)
Overload Capability: 125% (10 Minutes)
Indicators: LCD Real Time Status, Data or Historical Events, Real Time Clock, Inverter & Alarm · LED Status & Audible Alarm
Protection: Over/Under Voltage Alarm · Output Short Circuit, Current Limited & Cut Off Fuse · Overload,
Auto Shutdown 1 Minute, Auto Restore · Over Temperature, Auto Shutdown
Operating Temperature: 32° - 104°F (0° - 40°C) Emergency Stop (Remote E-Stop Button)
Construction: Indoor Application
Configuration: Vertical (Tower)
Connection: Bottom Fed or Top Fed Skidded for ease of loading
TEMPERATURE (32-104F standard) 0 C to 55° C Available
HUMIDITY 0 to 95% non-condensing
Altitude 0 to 200m
NOISE LEVEL 65 dBa at 3 feet
USER INTERFACE LCD display with key controls
SNMP software available for remote monitoring
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