Tallinna Elektrotehnika Tehas Estel AS
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Estel - Model FCA/AR - Power Unit for Open Sea Conditions
Combined power unit FCA/AR consists of 400 Hz (5-250 kWt) converter and 28 ? (100-1200 ?)DC rectifier. Used as aircraft power source in open sea conditions. Combined frequency converter can be produced in standard set as well as according to special customer requirements.
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- High efficiency
- Low energy consumption
- Compact design
- Low noise level
- Robust design
- Designed to comply with RoHS and REACH requirements
Designed on standard combined power unit with additional functions which provide more operable convenience in open sea working process:
- electric charge grounding bolts
- sealed cable input and connections
- door locks
- shock-absorbers
The equipment meets all the standards for extreme working conditions.
Output parameters:
- Rated output power, kVA: 5-250
- Rated output voltage phase/line, V: 3×115/200
- Output voltage frequency, Hz: 400±0,001
- Output voltage regulation accurancy, %:
- for the balanced load: ± 0,5
- for 30% unbalanced load: ± 0,5
- Total harmonic content, %:
- linear: ≤ 2
- non-linear load: ≤ 2
- Voltage modulation, %: ≤ 1
- Phase symmetry, electrical degree:
- for the balanced load: 120±1
- for 30% unbalanced load: 120±1
- Range of load change, %: 0-100
- Crest factor: 1,414±0,03
- Permissible overload, %:
- during 600 sec.: 125
- during 30 sec.: 200
- during 10 sec.: 250
- during 1 sec.: 300
- during 1 sec.: 300
Output parameters of rectifier AR:
- Rated output voltage, V: 28,0
- Pulsation coefficient of output volatge, %: < 7,4
- Rated output current, A: 100-1200
- Overall efficiency, %: ≥ 92
- Number of outputs: 1 or 2
- Overload current, for 2 seconds, A: 2400
Output parameters:
- Supply main rated voltage, V: 3 ? 380/220
- Supply main voltage permitted deviation, %: ± 5
- Supply nominal frequency, Hz: 60/50
- Supply main rated frequency, %: ± 10
- Line Current Distortion at nominal load THDI , %: ≤ 7
- Power factor at 100% load: ≥ 0,97
- Power consumption:
- in standby mode with the switch off switch, W: ≤ 50
- idling, ???: ≤ 1
- Power interruption: until 25 kw
- Overall efficiency, not less, %: ≥ 96
- Starting current: no, soft start
Additional data:
- Demensions (on the example of FCA-90/AR-600), W× H×D, mm: 1000× 1400× 1000
- Weight (on the example of FCA-90/AR-600), kg: ≤660
- Ingress protection: IP55
- Acoustic noise level at 1 m: 55 ??
- Maximum ambient temperature, º?: + 56°?
- Minimal ambient temperature, º?: - 40°?
- Relative humidity, %: 0 — 95