Nortel NT9P31BB Alarm Interface Board
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Nortel NT9P31BB Alarm Interface Board

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NT9P31BB
Descripción
The Nortel NT9P31BB is a dedicated alarm interface board designed for the centralized monitoring and reporting of hardware and environmental alerts within Nortel multiservice switching platforms. This module acts as the physical link between the system's internal diagnostic sub-system and external alarm management equipment. It is responsible for collecting fault signals from various shelf components, including power supply units, fan trays, and processing modules, and converting these signals into standard formats for remote or local notification.The hardware of the NT9P31BB features a series of dry contact relays and opto-isolated inputs that provide protection against electrical surges and noise on external monitoring lines. It supports multiple alarm severity levels—Critical, Major, and Minor—which are indicated via front-panel LEDs and transmitted to the network management system (NMS) for real-time fault isolation. The board also provides interfaces for external visual and audible alarm devices, such as bay lamps or office alarms. Engineered for carrier-grade reliability, it remains operational even during partial system failures to ensure that the management plane receives accurate health telemetry. The NT9P31BB is fully hot-swappable and includes integrated self-test logic to verify the integrity of the alarm reporting path, ensuring that no critical event goes undetected due to interface hardware malfunction.
Características
Equipment Type:
Alarm Interface Board
Equipment Type:
Brand:
Nortel Networks
Original product:
Delivery period:
Price not specified