Schneider MES114 Input/Output Module

Overview

The Schneider Electric MES114 is an I/O expansion module designed for Sepam Series 20, 40, and 48 protection relays. It enhances the relay’s capability by adding 10 digital inputs and 4 relay outputs, enabling flexible control, monitoring, and automation in electrical distribution systems. Engineered for reliability, the MES114 ensures precise signal processing in medium-voltage and industrial power applications. It supports a wide operating voltage range and integrates seamlessly with Sepam relays for functions such as remote signaling, automated switching, and fault indication. This module is ideal for substations, switchgear systems, and motor protection installations where dependable I/O expansion is essential.

Technical Specifications

• Model: MES114

• Product Type: Input/Output Module

• Compatible Series: Sepam Series 20, 40, 48

• Logic Inputs: 10 digital inputs

• Input Voltage Range: 24–250 V DC (operational 19.2–275 V DC)

• Input Current: 3 mA at 14 V DC

• Relay Outputs: 4 total (1 enhanced output + 3 standard relays)

• Output Voltage (AC): 100–240 V AC, 47.5–63 Hz

• Output Current (AC): 8 A continuous

• Breaking Capacity (AC): 0.005–0.008 kA (cos φ > 0.3)

• Output Voltage (DC): 127 V DC

• Output Current (DC): 8 A continuous

• Breaking Capacity (DC): 0.0002–0.0007 kA (L/R < 40 ms)

• Switching Capacity: Up to 15 A for 200 ms (resistive load)

• Mounting: DIN rail or chassis mount

• Input Type: 10 inputs, 24–250 V DC

• Output Type: 4 outputs, 24–250 V DC

• Weight: 0.66 lbs