MTRA-FSP Installation & Operation Manual
Page 6 of 16 00242600-MTRA-FSP_Manual.doc
4 Installation
The MTRA-FSP is designed to be mounted onto a standard DIN rail. All power
supply, input and output connections are located on the top of the relay
housing.
4.1 Power Supply
The MTRA-FSP can be supplied power in the following ways:
• 85 – 240V AC
• 85 – 240V AC with 12 – 30V DC Backup
• 12 – 30V DC Supply Only
A switch or circuit-breaker and an overcurrent protection device must be
included in the installation. The disconnection device must be in close proximity
to the equipment and within easy reach of the operator, and be marked as the
disconnecting device for the equipment. The input wiring and the switch/circuit-
breaker/overcurrent device must be rated to at least the nominal input voltage
being used. The recommended current ratings are as follows:
Unit Supply
Range
Recommended Switch/Circuit-
Breaker/Overcurrent Protection
Device Rating
Minimum Supply
Wiring Rating
85-180Vac 0.1A 0.1A
180-265Vac 0.05A 0.05A
12-20Vdc 0.3A 0.3A
20-30Vdc 0.15A 0.15A
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