Automatic capacitor bank Serie B35

single-phasefloor-mountedfor 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 B35 500 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 Made in France