Single-phase or three-phase energy meter with the ability to be mounted on a DIN rail. The Shelly Pro 3EM-3CT63 is suitable for many applications, such as monitoring industrial machines and saving energy. It comes with a combined 3-phase current transformer (CT) that is mounted over a circuit breaker.

• Four-quadrant measurement.
• Multiple connection types: Three-phase or single-phase installations.
• Current transformer connection: Non-contact measurements.
• Energy usage optical pulse indication.
• Real-time clock with stored data.
• Data logs: Up to 60 days of data.
• External contactor control with automation.
• Photovoltaic ready.

Specifications:

• Size (HxWxD): 94x19x69 mm / 3.70x0.75x2.71 inches.
• Weight: 62 g / 2.19 oz.
• CT aperture: Ø9 mm / Ø0.35 in.
• Maximum terminal screw torque: 0.4Nm / 3.5 lb-in.
• Shell material: Plastic, Color: White.

Electrical Characteristics:

• Power supply: 100 - 260 V~ 50/60 Hz.
• Internal temperature sensor: Yes.
• Voltmeters (RMS for each phase): 100 - 260V.
• Amp meters (RMS via CT for each phase and neutral): 0 - 63A.