Power Switching & Controls
For Business-Critical ContinuityTM
Edco MRA Series
Vehicle Loop Detection Surge Protector
The Edco MRA-6LC-6 is a modular device utilizing solid state silicon foldover
technology. The Edco MRA-6LC-6 is designed for any traffic controller cabinet
equipped with 6 position, 5.08mm spacing sockets wired in line with load relay
outputs.
General Technical Specifications
Part Number
Edco MRA-6LC-6
Maximum Operating Voltage
Edco MRA-6LC-6
75 VDC
Clamping Voltage
130 VDC
Total Peak Surge Current
250 A
SPD Technology
Features
Silicon Breakover Device
Connection Type
Modular design
6 position 5.08 mm Euroblock
Operating Temperature
Dimensions (Inches, Module only)
-40˚C to +85˚C
Fits 6, 5.08 mm spacing sockets
2.0H x 0.7W x 1.5L
Differential and common mode
protection
Weight
2 oz.
Easy installation
5 year warranty
Pin Out Configuration
1
2
Position
3
4
L1 L1/L2 L2
RTN
5
Installation
One MRA-6LC-6 is used for each two loop
detectors to be protected.
Edco MRA-6LC-6
Units are installed as close as practical to the
point where the detector loop wires enter the
controller cabinet.
6
Caution
This product could become excessively hot and
rupture in the rare event of power line conditions
or surge that exceed its rated operating
specification. Appropriate precautions should be
exercised. High voltages are present on electrical
termination. Unit should be serviced by qualified
personnel only.
L3 L3/L4 L4
RTN
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Emerson Network Power Contact information
Thermal Management
www.EmersonNetworkPower.com/Surge
Headquarters
Surge Protection
100 Emerson Parkway
Binghamton, NY 13905
T: (607) 721-8840
T: (800) 288-6169
F: (607) 722-8713
E: SurgeTech@Emerson.com
IO-50184 12/13 Rev. 0
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