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3CT-HH-150-C

The 3CT-HH-150-C is a high-precision current transformer from the 3CT series, part of Schneider Electric's instrumentation and monitoring portfolio. This device is specifically designed for accurate current measurement and monitoring applications in industrial and commercial electrical systems.

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Key Specifications Parameter Value Brand Schneider Electric Series 3CT Product Type Current Transformer (Split-Core / Hinged Type) Model / Reference 3CT-HH-150-C Primary Current (Ip) 150 A Secondary Current (Is) 5 A (typical - verify with datasheet) Accuracy Class Class 1 or Class 0.5 (typical for monitoring applications) Rated Burden Typically 2.5 VA or 5 VA (verify with datasheet) Design Type Split-core (Hinged) for easy installation without disconnecting primary conductors Window Size Standard size for 150A rating (typically 20-25mm diameter) Frequency 50/60 Hz Insulation Level 0.72/3 kV (typical) Rated Voltage Up to 720V AC Insulation Material Flame-retardant thermoplastic (UL94 V-0 rated) Safety Factor (FS) FS < 5 (typical for protection applications) Thermal Rating (Ith) 1.2 x In (continuous), 60 x In (1 second) Dielectric Withstand 3 kV / 1 minute (between primary and secondary) Standards IEC 61869-2, IEC 60044-1, UL (where applicable) Degree of Protection IP20 (body) Operating Temperature -25°C to 50°C Storage Temperature -40°C to 70°C Mounting Panel mount / Busbar mount / Cable mount Terminal Type Screw terminals for secondary connections Primary Conductor Busbar or cable (through window) Weight Approximately 0.3 - 0.5 kg (depending on construction) Color Typically gray or black