2908578 PHOENIX CONTACT -

EEM-EM355 - Measuring instrument

Three-phase power meter for active power measurement with current transformer measurement 1A/5A in networks of up to 500V, with S0 output, with digital input and RS-485 interface, certified in accordance with the MID directive

Cod. Articolo: 2908578 copia - copy

Cod. Fornitore: 2908578 copia - copy

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Product properties	Product type: Energy meter Insulation characteristics Protection class: II (ENÃ50470-1) Insulation characteristicsÃ¢Ã¢¬Ã¢¹ Pollution degree: 2
Electrical properties	Electric strength: 6 kV 4 kV (ENÃ50470-3, 7.2) Supply Supply voltage range: Supply from the measuring circuit
Input data	Measurement Input voltage range: 3x 184 V ... 288 V (320ÃVÃ...Ã500ÃV) Input current range: up to transformer ratio 10000 Power consumption: 3.5 VA (1ÃW) Frequency range: 45 Hz ... 65 Hz Start current I_st: 0.002 A Minimal current I_min: 0.01 A Maximum current I_max: 6 A Transient current I_tr: 0.05 A Nominal current I_ref: 1 A Secondary rated current I_sn: 1 A 5 A Current transformer ratio: 1 ... 10000 (max. 10000/1 or 50000/5) Current transformer load: 1.5 mÃ© Energy (EN 50470-3): ClassÃB Real energy (IEC 62053-21): ClassÃ1 Reactive power (IEC 62053-23): ClassÃ2 Digital Description of the input: Active opto-isolated Input voltage range: 80 V AC/DC ... 276 V AC/DC
Output data	S0 output Output description: Passive opto-isolated Maximum switching voltage: 27 VÃDC Max. switching current: 27 mA Pulse time: 50 ms Ã±2Ãms Pause time: 30 ms Ã±2Ãms Pulse LED: 10000Ãimp/kWh Meter constant: 100Ãimp/kWh, kVAh, kvarh 1000Ãimp/kWh, kVAh, kvarh (CT 1Ã...Ã4) 200Ãimp/kWh, kVAh, kvarh (CT 5Ã...Ã24) 40Ãimp/kWh, kVAh, kvarh (CT 25Ã...Ã124) 8Ãimp/kWh, kVAh, kvarh (CT 125Ã...Ã624) 1Ãimp/kWh, kVAh, kvarh (CT 625Ã...Ã3124) 0.1Ãimp/kWh, kVAh, kvarh (CT 3125Ã...Ã10000)
Connection data	Measurement connection Connection method: Screw connection Conductor cross section rigid: 1.5 mm² ... 6 mm² Conductor cross section flexible: 1.5 mm² ... 6 mm² Conductor cross section AWG: 16 ... 10 (rigid/flexible) Tightening torque: 1.5 Nm Other connections Connection method: Screw connection Conductor cross section rigid: 0.14 mm² ... 1.5 mm² Conductor cross section flexible: 0.14 mm² ... 1.5 mm² Conductor cross section AWG: 26 ... 16 (rigid/flexible) Tightening torque: 0.5 Nm
Interfaces	Communication Communication protocol: Modbus Communication standard: RS-485 Transmission speed range: 300 bps ... 57600 bps Parity: odd, even, none
Dimensions	Width: 72 mm Height: 90 mm Depth: 67 mm
Environmental and real-life conditions	Ambient conditions Degree of protection (Front): IP51 (Front) Degree of protection (Connections): IP20 (Connections) Ambient temperature (operation): -25°C ... 55°C Ambient temperature (storage/transport): -25°C ... 75°C Max. permissible relative humidity (operation): 80 %
Approvals	CE Certificate: CE-compliant MID Identification: MID-compliant
Standards and regulations	Standards/specifications: ENÃ50470-1 ENÃ50470-3