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
|Product Type||Power Supply Module|
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