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

10KVA Solid State Frequency Converter Specifications 400Hz


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Model 10KSS60400/50400
Capacity 10KVA/8KW
Voltage 220V -15%/+20% *see note
220V - 52.3A @ Full Load (78.4A @ Current limit)
120V - 95.8A @ Full Load (143.8A @ Current limit)
Frequency 50Hz or 60Hz 5%
Phase Single
Voltage 115V (Locked)
Frequency 400Hz
Output Waveform Pure Sinewave
Voltage Regulation ±1%
Frequency Stability ±0.016Hz (Xtal oscillator)
Transient Response ±3% (100% load variation.)
No load to full load with full recovery within 5 cycles
Waveform Sinewave THD <3% at 0-100% linear load
Output Current @.8PF 220V - 45.4A
120V - 83.3A
for 30 seconds
220V - 68.2A
120V - 125A
AC to AC >85%
Power Factor 0.8
Crest Ratio 3:1
Overload 150% 30Sec cutoff (Current Limited)
Overload Capacity 100% continuous,110-150% load 30 seconds, over 150% causes unit to shut down. Auto restart upon removal of the overload.
Short Circuit Unit will cut off and must be manually restarted
EMI Filter 10-100KHz at 40dB, 100KHz-100MHz at 70dB
Audible Alarm
Overload Sounds continuously
Fault Sounds continuously
LCD Converter status, O/P voltage, O/P frequency, O/P Power
Line: Green LED Inverter: Green LED
Fault: Red LED Overload: Yellow LED
OperationTemp. 0-40° C; 32-104° F
Relative Humidity 20-90% non-condensing
Audible Noise Less than 72dB (at 1 meter)
Input Terminal Block
Output Terminal Block (Worldwide outlets available)
Net Weight 366lbs/166.4kg
Width 18.9in/48cm
Depth 13.6in/34.5cm
Height 34in/86.4cm
Note: Input voltages of 208V single phase (phase-to-phase on a 3-phase 120/208V line)- with 2 hot lines and 240V single phase (from a 120/20V split-phase source) - 2 hot lines are both acceptable with one hot on the input N terminal, and another hot on the L2 input terminal.

1Specifications subject to change without notice.

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