GE IC3600VORA1 Logical "OR" Card

GE IC3600VORA1 Logical “OR” Card

In digital and analog electronics, a logical OR gate is a basic component that outputs a true signal if any of its inputs are true. The IC3600VORA1 applies this principle to the electrical signals within the turbine control system.

  • “OR” Logic: The card receives input signals from multiple sources. If any one of these input signals is active or “true,” the card outputs an active or “true” signal. For example, in a safety system, if a signal from either a high-temperature sensor OR a high-vibration sensor is received, the card will output a trip signal.
  • Combining Signals: The card is used to combine multiple alarm or trip signals into a single, unified signal. This simplifies the wiring and logic of the control system, allowing a single output to be triggered by several different conditions.
  • Safety and Control: This simple logic is critical for both control and safety. It ensures that a trip or an alarm can be triggered by any of the a number of dangerous conditions, rather than a single one. For example, a trip might be triggered if there is low oil pressure or a high vibration reading.
  • Robust Design: Like all GE industrial control boards, it’s built to withstand the harsh conditions of a power plant, including vibrations, temperature fluctuations, and electromagnetic interference.
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The GE part number IC3600VORA1 is a Logical “OR” Card. This electronic circuit board is a component of GE’s legacy Speedtronic Mark I and Mark II series of turbine control systems. Its primary function is to perform a simple OR logic operation on incoming signals, which is a fundamental building block of an analog control system.

 

Function and Key Features

 

In digital and analog electronics, a logical OR gate is a basic component that outputs a true signal if any of its inputs are true. The IC3600VORA1 applies this principle to the electrical signals within the turbine control system.

  • “OR” Logic: The card receives input signals from multiple sources. If any one of these input signals is active or “true,” the card outputs an active or “true” signal. For example, in a safety system, if a signal from either a high-temperature sensor OR a high-vibration sensor is received, the card will output a trip signal.
  • Combining Signals: The card is used to combine multiple alarm or trip signals into a single, unified signal. This simplifies the wiring and logic of the control system, allowing a single output to be triggered by several different conditions.
  • Safety and Control: This simple logic is critical for both control and safety. It ensures that a trip or an alarm can be triggered by any of the a number of dangerous conditions, rather than a single one. For example, a trip might be triggered if there is low oil pressure or a high vibration reading.
  • Robust Design: Like all GE industrial control boards, it’s built to withstand the harsh conditions of a power plant, including vibrations, temperature fluctuations, and electromagnetic interference.

 

Applications

 

The IC3600VORA1 is a legacy component, so it is primarily used in power generation facilities that still operate GE’s older Mark I and Mark II turbine control systems. It is an essential component for:

  • Safety Systems: Combining trip signals from various sensors to ensure a turbine is safely shut down if any of the monitored parameters exceed their limits.
  • Alarm Systems: Consolidating multiple alarm conditions into a single signal to trigger a central annunciator or alarm panel.
  • Interlocks and Logic: Implementing various control interlocks and logical sequences within the turbine’s control panel.

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