SOLID STATE SINE WAVE FREQUENCE CONVERTERS
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CONSTANT VOLTAGE CONSTANT FREQUENCEY (CVCF) SYSTEMS |
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SPECIFICATIONS :
Input Voltage for Frequency 110/230/415 Volts, 50/60/40Hz (or any other),
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Converters : |
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single or three phase A.C. as per requirement or specifications.
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Input Voltage Tolerance : |
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±10% of nominal input voltage. (wider tolerance if possible on request.) |
Output Power(at unity P.F) : |
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100,250,500 & 750VA and 1, 1.5, 2, 3, 4 & 5 KVA In single phase output. 100, 250,500 & 750VA1, 1.5, 2, 3, 4,5,7,5, 10 in three phase output. |
Output Voltage : |
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115 Volts single phase or line to neutral in case of three phase (standard). Any other voltage on request. (Typical 36V, 220V single or three phase)
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Output voltage settability : |
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±5V standard, ±10V optional at extra cost. |
Output Regulation a) Line : |
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better than ±2%, against input voltage variation of ±10% of nominal input.
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b) Load : |
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better than ±2%, against load current variation from no load to full load.
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Output Amplitude Stability : |
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better than ±2%, against time (8 hrs.) and temperature (50°C change)
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Load power factor : |
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0.8 lagging to unity (Derate power capacity proportionately for load of other than unity power factor Derating to 70% at 0.8PF)
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Output Frequency : |
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any frequency from 40Hz to 1,000 Hz (fixed or variable). |
Output Frequency stability : |
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better than ±1% against input voltage or load current variation. (better than ±0.05% for crystal controlled models at option for selected frequencies at extra cost).
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Wave from Distortion : |
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less than 3% for load variation from no load to full load (resistive) and permissible line voltage variation.
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RF Interference (Conducted & Radiated) : |
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NIL |
Peak Efficiency (Inversion) : |
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better than 60% at full load and minimum input voltage. |
Overall Conversion Efficiency : |
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Around 50% |
Protection for Output : |
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Fast acting solid state protection for overload and continuous short-circuit to protect internal circuitry and delayed electromagnetic trip, over and above solid state protection to protect load against over temperature, UV, OV (optional) By mcb/fuse for Frequency Converter.
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For Input : |
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against under voltage & over Voltage (optional)
Input present, Output present, OL Trip (standard)
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Metering : |
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Analogue for digital meters for monitoring input voltage, output voltage and load current & digital frequency meter for output frequency can be provided at extra cost.
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Annunciation : |
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Can be provided on request at extra cost & if feasible. |
Environment : |
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-0°C to 55°C, upto 95% RH non-condensing. |
