Phoenix Contact EMD-SL-PH-400 Monitoring Relay

Monitoring Relay EMD-SL-PH-400

The EMD-SL-PH-400 Monitoring Relay from Phoenix Contact is designed to monitor critical parameters such as phase sequence, phase failure, and asymmetry in 3-phase systems. With a nominal power consumption of 9 VA, this relay offers high protection with a rated insulation voltage of 300 V and a rated surge voltage of 4 kV. It operates efficiently in industrial settings with a temperature range of -25 °C to 55 °C and features a durable design suitable for demanding environments.

Manufacturer: Phoenix Contact

Type: Monitoring Relay

Model: EMD-SL-PH-400

Part no.: 2866077

Technical Specifications:

• Nominal Power Consumption: 9 VA
• Maximum Power Dissipation: 1 W
• Mains Type: 3-phase
• Rated Insulation Voltage: 300 V
• Rated Surge Voltage: 4 kV
• Connection Method: Screw connection
• Stripping Length: 8 mm
• Color: Green
• Degree of Protection: IP40, IP20
• Ambient Temperature: -25 °C … 55 °C
• Dimensions (HXWXD): 90 x 22.5 x 113 mm

Input Specifications:

• Nominal Input Voltage (UN): 400 V (3 N ~ 400/230 V)
• Frequency Range: 48 Hz … 63 Hz
• Input Resistance of Voltage Input: 15 kΩ
• Function: Phase sequence, Phase failure, Asymmetry

Output Specifications:

• Interrupting Rating: 750 VA
• Maximum Switching Voltage: 250 V AC
• Contact Switching Type: 2 floating changeover contacts
• Output Fuse: 5 A (fast-blow)

The EMD-SL-PH-400 is an ideal solution for ensuring that phase conditions in 3-phase industrial systems are within operational limits, providing reliable monitoring for system integrity and safety.