Product Description

Overview

The Schneider MES114 is a high-quality input/output module designed for Sepam Series 20, 40, and 48 protection relays. It expands digital input and output capacity, enabling precise monitoring, control, and signaling across electrical distribution systems. Moreover, the module ensures seamless integration with medium-voltage automation networks, providing reliable operation even in demanding industrial environments. Its compact design and robust construction make it suitable for enhancing relay functionality and optimizing grid performance.

Technical Specifications

Logic Inputs

• Quantity: 10 inputs

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

• Input Current: 3 mA at 14 V DC

Relay Outputs

• Quantity: 4 outputs (1 control relay + 3 signaling relays)

Control Relay Ratings

• AC: 100–240 V AC, 47.5–63 Hz, continuous current 8 A

• AC Breaking Capacity: 0.005–0.008 kA depending on load

• AC Making Capacity: <15 A for 200 ms

DC Ratings

• 127 V DC, continuous current 8 A, breaking capacity 0.0002–0.0007 kA

• 220 V DC, continuous current 8 A, breaking capacity 0.0001 kA

Isolation & Safety

• Galvanic isolation between inputs and outputs

• IEC 60947 compliant

Mechanical & Environmental

• Net Weight: 0.28 kg

• Operating Temperature: 0–55 °C

• Compliance: RoHS, REACh, IEC standards

Lifecycle & Support

• Discontinued: June 2024

• Service Support: Available until December 31, 2030

FAQ

Q1: Which Sepam relays are compatible with MES114?
The module works with Sepam Series 20, 40, and 48 protection relays.

Q2: How many logic inputs and outputs does it provide?
It provides 10 logic inputs and 4 relay outputs (1 control + 3 signaling).

Q3: What is the voltage range for the logic inputs?
The inputs operate from 24–250 V DC, with an extended range of 19.2–275 V DC.

Q4: Is it still supported after discontinuation?
Yes, service support is available until December 31, 2030.

Q5: What is the recommended replacement after discontinuation?
Schneider PowerLogic™ P5 protection relays are suggested as successors.