Frequency converter
2.5 - 75 kVA | NC-RNC series Nuova Saccardo Motori

These electrical machines are expressly designed and manufactured for military, aeronautics and other purposes where high performances and reliability are required. They are constructed in the singleblock 2 ball bearings version and on coaxial 4 ball bearings version with couplement joint and basement.
They are available in both version: synchronous and asynchronous with 1% slip or 2% slip.
On request the electric drive panel is supplied.

GENERAL TECHNICAL DESCRIPTION
Asynchronous motor with cage or selfstarted syncronous motor by means special rectifier bridge.
Selfregulated 400 Hz alternator brushless type
Drip proof : IP 21 (others upon request ).
In according to the following international standards IEC 341 , CEI 23 , VDE 0530 , MIL STD 704 , BS2G 219 , AIR 2021 E.
Construction available on request in according to the radio suppression standards : MIL STD 461,
GA EG13E , VDE 0875 grade N or K ,MIL 16910A .
Continuous duty S1
Insulation class : rotor H , stator F
Double impregnation; protected by a antimildew varnish.
Three phase voltage 115 / 200 or 120 / 208 V (others upon request).

TYPICAL PERFORMANCE
VOLTAGE REGULATION : ± 0.5% from no load to full load
WAVEFORM :THD < 2% (total harmonic distorsion) line to line and line to neutral with linear balanced load
(THD < 1% upon request).
RECOVERY TIME : < 60 ms
OVERLOAD CAPACITY : 110 % 1h ; 125 % 10 min ; 150 % 2 min