Single Phase Converters 50/60 Hz
18 models 1KVA to 20KVA
50 or 60hz input,
50hz or 60hz output
Single Phase Converters 400hz
18 models 1KVA to 20KVA
50hz or 60hz input and
400hz output
Three Phase Converters
50 or 60 Hz
57 models 10 to 320KVA
Three Phase 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
click here for solid state design
click here for rotary design
1 or 3 Phase
50 or 60hz output
6KVA to 2000KVA
400Hz Output Converters
1 or 3 phase
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
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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


Model 12KSS 6050/5060
Capacity 12KVA/8.4 KW
Voltage 230 VAC (200-240VAC adjustable)
Frequency 60Hz 10% (or 50Hz) switchable
Phase Single
Supply demand 75 Amps @ 220V Full Load
AC/AC Efficiency 80% (Typical)
Output Current @.7PF 100A@120V                                                                      54.5A@220V
Voltage 1Phase 120 or 220 Vac 20% (selectable)
Phase Single
Frequency Tolerance ±0.0005Hz
400Hz ±0.016Hz
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 - 35 C
Cooling Low velocity forced air
Relative Humidity (non-condensing) 10-90%

1Specifications subject to change without notice.

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