57C494

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The 57C494 is a 23-amp Power Supply that can be mounted into an AutoMax card rack assembly.

57C494

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The 57C494 is a 23-amp Power Supply that can be mounted into an AutoMax card rack assembly.

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Frequently Asked Questions about 57C494

Which slot racks does 57C494 fit in?
57C494 can be used in a 6, 10, or 16 slot rack. 57C494 plugs into the leftmost position in any of these racks. 
What is the strength of 57C494?
57C494 is a 147 watt Power Module.
What is on the front of 57C494?
The faceplate of 57C494 has two LED indicators, a keyswitch and guse, and a terminal block connector. 
Which manual goes with 57C494?
Manual J2-3008, the AutoMax Power Supply Modules and Racks Manual is the manual for 57C494. The manual was written by Reliance and is specifically a 57C494 manual.

Product Description

The 57C494 is a Power Supply Module designed by Reliance Electric. Depending on when this power supply was actually being produced, it may have also been sold by Baldor Reliance or Asea Brown Boveri.

The 57C494 is a 23-amp Power Supply that can be mounted into an AutoMax card rack assembly.  While there may be a few types of power supplies you can choose from, a power supply is a mandatory component in a rack assembly. This device supplies power to all of the other devices on the rack using the backplane. This power supply takes up two slots on the rack and must be plugged into the far-left side of the rack. It is plugged directly into a series of card slots on the backplane of the rack and then secured into place using screws and the mounting brackets on the rack and power supply. This system has an input of 120VAC 50/60HZ. It has the ability to convert that input current and turn it into a DC current. It has an output of +5 VDC 20A, +15 VDC 75mA, -15 VDC 75mA, +12 VDC 1A, or -12 VDC 1A.  This system features an over-current/over-voltage protection.

The 57C494’s faceplate had two LED indicators that are labeled power and fault. It has a key switch that is labeled program, setup, and memory protect. It comes with two keys. It has a fuse port that uses a 250-volt fuse type. It has a dial that is labeled with the letters A-G.  There is a series of 8 ports that are labeled 1-8 and finally, there is another dial that is numerically labeled 1-8. It has a removable terminal strip

57C494 Technical Specifications

Instruction Manual J2-3008
Manufacturer Reliance Electric
Part Number 57C494
Product Type Power Supply Module
Series AutoMax PLC

AX Control Warranty Info

All products we sell are backed by our unparalleled warranty.
All PLCs and HMIs: 3 years
All AC/DC and Servo Drives: 2 years
All Motors: 1 year
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57C494 Manuals, White Papers, Data Sheets, and Troubleshooting