Thermal residual current circuit breaker FCL
differentialovercurrentearth-leakage

Thermal residual current circuit breaker - FCL - Dowei Electric - differential / overcurrent / earth-leakage
Thermal residual current circuit breaker - FCL - Dowei Electric - differential / overcurrent / earth-leakage
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Characteristics

Type
differential, thermal
Electrical characteristics
residual current, earth-leakage, short-circuit, overcurrent, alternating current, three-phase
Operating mode
automatic
Applications
distribution, electrical power supply
Number of poles
3-pole
Other characteristics
indoor, outdoor
Primary current

Min.: 1,250 A

Max.: 4,000 A

VAC

Min.: 4.16 kV

Max.: 40.5 kV

VDC

110 V, 220 V

Description

• IEC 62271-1, IEC 60282-1, IEEE Std C37.302, NEMA • ISO 9001, KEMA, CESI, CE, TUV, UL, ASTA • Seismic design, ETGI-1.020, IEEE Std 693, NCh2369 • Structural design, ASTM A325, ANSI/AISC 360, AWS D1.1 • High altitude correction per IEC 62271 & IEEE C37, ~ 5000m • Reduction of harmonics, voltage sags and flicker due to the lower total source impedance • Providing a very high and fast fault-current breaking capability at high operating currents • Available for medium voltage ratings up to 40.5kV, 6,300A and 200kA rms breaking capability • Implementation of the project-specific setting values for the instantaneous current and rate of current rise
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.