DOCA0055EN-09

Introduction

Description

The IO input/output application module for one circuit breaker (or IO module) is part of an ULP system with built-in functionalities and applications.

The IO module is a component of the ULP system and is compliant with the ULP system specifications.

The IO module part number is LV434063.

The ranges of IEC circuit breakers compatible with the IO module are:

  • MasterPacT MTZ circuit breakers

  • MasterPacT NT/NW circuit breakers

  • ComPacT NS 1600b-3200 circuit breakers

  • ComPacT NS 630b-1600 circuit breakers

  • PowerPacT P- and R-frame circuit breakers

  • ComPacT NSX circuit breakers

  • PowerPacT H-, J-, and L-frame circuit breakers

NOTE: Two IO modules can be connected in the same ULP network used in one intelligent modular unit (IMU).

IO Module Resources

The IO module resources are:

  • Six digital inputs that are self powered for either NO or NC dry contact or pulse counter.

  • Three digital outputs that are bistable relays (5 A maximum).

Predefined Applications

Predefined applications add new functions to the intelligent modular unit (IMU):

  • Selection by the application rotary switch on the IO module, defining the application with a predefined input/output assignment and wiring diagram.

  • No additional setting by the customer is required.

The resources not assigned to the predefined application are available for additional user-defined applications.

For more information on the IMU, refer to Intelligent Modular Unit.

List of Predefined Applications

Application Rotary Switch Position

Predefined Application

Description

1

Cradle management

Monitors the position of the circuit breaker in the cradle.

2

Circuit breaker operation

Controls the opening and closing of the circuit breaker by using the control mode (local or remote) and the inhibit close order.

3

Cradle management and Energy Reduction Maintenance Setting (ERMS)

Monitors the position of the circuit breaker in the cradle and monitors the position of inputs and controls the ERMS mode of the circuit breaker.

4

Light and load control

Controls the light and load application.

5–8

Spare

9

Custom

Performs the user-defined applications with the IO module.

NOTE: In the case of two IO modules connected in the IMU:
  • Both IO modules can be set to perform the predefined application 9.

  • Both IO modules cannot be set to perform the same predefined application 1 to 8.

The consistency of the configuration of both IO modules is checked. If the configuration of both IO modules is not correct, both IO modules are in configuration discrepancy mode.

User-Defined Applications

User-defined applications are processed by the IO module in addition to the predefined applications selected.

The user-defined applications are available on the IO module depending on:

  • The predefined applications selected.

  • The IO module resources (inputs and outputs) not used by the predefined application.

The resources required by user-defined applications are assigned using the EcoStruxure Power Commission software. These resources must be assigned after each change of the predefined application.

List of User-Defined Applications

The following table provides the list of user-defined applications available according to the predefined applications selected with the application rotary switch on the IO module.

Function

User-Defined Applications

Predefined Application Selected

1

2

3

4

5

6

7

8

9 (IO1)

9 (IO2)

Protection

Energy Reduction Maintenance Settings (ERMS)

Dual settings

Inhibit optional protection

Control

Enable or inhibit close order

User-defined output

Energy Management

Energy counter reset

User-defined pulse counters

Monitoring

Cradle management

Drawer management

Predefined input acquisition

User-defined input acquisition

Input indicator

Threshold overrun of input counter indicator

Breaker status indicator

Maintenance indicator

Trip indicator

Alarm indicator

Pre-alarm indicator

User-defined alarm indicator

Multi-event group indicator

✔ = user-defined application available

– = user-defined application not available

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