automatic capacitor bank / single-phase / floor-mounted / for power factor correction

•Rated voltage: 400Vac
•Rated frequency: 50Hz (60Hz on request)
•Voltage of auxiliary circuits: 110Vac
•Working temperature range: -10°C/+50°C
•Protection Degree: IP30 (type S-M-I), IP40 (Type L) Locking system: by screw for cubicle type S and type M type by key for cubicle type I and type L
•Isolating switch: Three-pole with door interlocking device
•Supply: Type S cable entry from the top/bottom Type M: cable entry from the top Type I: cable entry from the bottom Type L: cable entry from the bottom
•Wiring: By N07VK CEI 20-22 flame retardant cables. Aux. circuits are identified as in the electrical drawing
•Contactors: Each bank of capacitors is controlled by a three-pole contactor. To limit the inrush current peaks , each contactor is provided with insertion resistors. •Rated voltage of auxiliary circuits: 110 Vac, 50 Hz.
•Fuses: Each bank of capacitors is protected by a set of three fuses (NH00 type) with high breaking capacity. Also the auxiliary circuits are protected by fuses.
•Capacitors B25 440 Vac Series Self-healing metallized polypropylene single-phase capacitors, equipped with overpressure safety device and discharge resistor. Filling: biodegradable non toxic dry type, PCB free. Manufactured using new technologies of metallization. Delta connection. Capacitance tolerance: -5% +10% Dielectric losses: <0.3W/kvar Temperature class: -25°C (55°C)
•Regulators: Varmetric measurement by means of a C.T. (secondary 5A) not supplied
•Reference Standards: Comply with L.V. 73/23 (93/68) EEC Directive Capacitors: CEI EN 60831-1/2 Equipment: CEI EN 60439-1, CEI EN 61921-1