AA-30U | Siemens Alarm Extender Module for System 3 Fire Alarm Panels
Siemens · Fire & Life Safety
Description The Siemens AA-30U Alarm Extender Module is designed for use with the System 3 fire alarm control panel. It provides a four-wire circuit for operating polarized, parallel-connected 24 VDC notification appliance circuits. Supporting bells, horns, and strobes, it ensures reliable Class A circuit extension in fire safety systems. Technical Specifications Condition New/Never Used Surplus Brand Siemens Category Fire Safety Part Number AA-30U Subcategory Alarm Extender Modules Manufacturer Siemens Industry, Inc. Compatibility Siemens System 3 FACP Circuit Type Four-wire, polarized NACs Voltage 24 VDC nominal Load Capacity Up to 1.5 Amps Device Support 20 bells or 10 horns/strobes (typical) Compliance NFPA 72 ‘Class A’ (‘Style Z’) Production Status Discontinued Unit of Measurement EA (Each) Dimensions N/A Weight 0.2 lbs Information About AA-30U The AA-30U is part of Siemens’ fire safety accessory line and is intended for integration with the System 3 control panel. It offers compliance with NFPA 72 ‘Class A’ requirements, supporting notification appliances in both bell and horn/strobe configurations. The unit can handle a circuit load up to 1.5 Amps, allowing flexible expansion based on connected device current ratings. Although discontinued by the manufacturer, the AA-30U remains a dependable solution for maintaining or expanding legacy Siemens System 3 installations. Key Features: Class A Circuit Extension: Meets NFPA 72 ‘Class A’ (‘Style Z’) requirements. Notification Appliance Support: Operates polarized, parallel-connected 24 VDC bells, horns, and strobes. Load Capacity: Supports up to 20 bells or 10 horns/strobes within 1.5 Amp total. System Compatibility: Designed for Siemens System 3 fire alarm control panels. Compact Design: Lightweight module for easy integration. Legacy Use: Maintains functionality for existing System 3 installations. The AA-30U delivers the reliability and precision required for extending notification appliance circuits in Siemens System 3 fire alarm systems.
Brand: Siemens · Category: Fire & Life Safety
Key features
- Class A Circuit Extension: Meets NFPA 72 ‘Class A’ (‘Style Z’) requirements.
- Notification Appliance Support: Operates polarized, parallel-connected 24 VDC bells, horns, and strobes.
- Load Capacity: Supports up to 20 bells or 10 horns/strobes within 1.5 Amp total.
- System Compatibility: Designed for Siemens System 3 fire alarm control panels.
- Compact Design: Lightweight module for easy integration.
- Legacy Use: Maintains functionality for existing System 3 installations.
Specifications
| Manufacturer part number | AA-30U |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Siemens |
| Category | Fire Safety |
| Part Number | AA-30U |
| Subcategory | Alarm Extender Modules |
| Manufacturer | Siemens Industry, Inc. |
| Compatibility | Siemens System 3 FACP |
| Circuit Type | Four-wire, polarized NACs |
| Voltage | 24 VDC nominal |
| Load Capacity | Up to 1.5 Amps |
| Device Support | 20 bells or 10 horns/strobes (typical) |
| Compliance | NFPA 72 ‘Class A’ (‘Style Z’) |
| Production Status | Discontinued |
| Unit of Measurement | EA (Each) |
| Dimensions | N/A |
| Weight | 0.2 lbs |
| Product type | Alarm Extender Modules |
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