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
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Solid State Frequency Converter Rotary Frequency Converter

Electrocon Frequency Converters

60 to 50 Hz 50 to 60 Hz 60 to 60 Hz Isolation 50/60 to 400 Hz

12KVA Solid State Frequency Converter Specifications


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Model 12KSS 6050/5060
Capacity 12KVA/8.4 kW
Voltage 230 VAC (200-240VAC adjustable)
220V - 60A @ Full Load (90A @ Current limit)
120V - 110A @ Full Load (165A @ Current limit)
Frequency Any Frequency from 45 65 hz (specify if 400hz)
Phase Single
Supply demand 75 Amps @ 220V Full Load
AC/AC Efficiency 91%
Voltage 120 or 220Vac 20% Adjustable from nominal
Voltage Regulation 1% From setpoint
Phase Single
Frequency 50Hz or 60Hz (Switch selectable) (400 Hz available)
Output Waveform Pure Sinewave
Output Current @.8PF 220V - 54.5A
208V - 57.7A
120V - 100A
Total Harmonic Distortion < 5% (typical for non-linear load)
< 3% (typical for linear load)
Load Crest Ratio 3:1 (300% @ .2PF for motor start loads)
Common Mode Noise Rejection >100dB
Dynamic Response 4% for a 50-100% step load change. 1ms recovery time.
Overload Capacity 120% for 500ms
Mechanical Specifications
Weight 372 lbs. (typical)/169kg
Width 18.9in/48cm
Depth 13.6in/34.5cm
Height 34in/86.4cm
Audible Noise1 55dBA @ 3 ft.
Operating Temperature 0-40° C; 32-104° F
Cooling Low velocity forced air
Relative Humidity (non-condensing) 10-90%

1Specifications subject to change without notice.

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