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Siemens PAD-3-MB Main Board for PAD-3 NAC Notification Appliance Extenders
- Regular price
- $822.00
- Sale price
- $822.00
- Regular price
-
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Product Description P/N: PAD-3-MB
Description
The Siemens PAD-3-MB is a main board for PAD-3 series Notification Appliance Circuit extenders used to increase power and circuit capacity in Siemens fire alarm systems. It manages power distribution, circuit supervision, and control for connected horns, strobes, and other notification appliances.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Siemens |
| Category | Fire Safety |
| Part Number | PAD-3-MB |
| Subcategory | NAC Extender Main Boards |
| Product Type | Notification Appliance Circuit Extender Main Board |
| Series | PAD-3 |
| Power Output | Up to 6 Amps |
| Output Voltage | 24 VDC |
| Class B NAC Capacity | Up to 4 circuits (Style Y) |
| Class A NAC Capacity | Up to 2 circuits (Style Z) |
| NAC Circuit Rating | Up to 3 Amps per circuit |
| Auxiliary Output | 3 Amps |
| Auxiliary Output Configuration | Resettable or non-resettable |
| Supervision Functions | AC power, battery voltage, ground fault, NAC open, short, and over-current |
| Trouble Relay | Form C |
| Compatible Panels | MXL, FireFinder, Sinteso, Cerberus PRO |
| Application | Fire alarm notification appliance power and circuit expansion |
| Dimensions | 6 × 6 × 6 in |
| Weight | 3 lbs |
Information About PAD-3-MB
The PAD-3-MB is a Siemens circuit board designed as the primary control and power management component for PAD-3 series NAC extender assemblies. It provides up to 6 Amps of regulated 24 VDC power and supports multiple Class B or Class A notification appliance circuit configurations. The board includes supervision for AC power, battery status, ground faults, and NAC open, short, and over-current conditions. It is compatible with Siemens and Cerberus fire alarm platforms, including MXL, FireFinder, Sinteso, and Cerberus PRO systems.
Key Features:
- 6 Amp Power Capacity: Provides up to 6 Amps of regulated 24 VDC power for notification appliance loads.
- Flexible NAC Configuration: Supports up to four Class B Style Y circuits or two Class A Style Z circuits.
- NAC Circuit Rating: Supports notification appliance circuits rated at up to 3 Amps each.
- Auxiliary Power Output: Provides a dedicated 3 Amp auxiliary output configurable for resettable or non-resettable operation.
- Power Supervision: Monitors AC power and battery voltage conditions for system fault detection.
- Circuit Monitoring: Supervises NAC circuits for open, short, and over-current conditions.
- Ground Fault Detection: Provides monitoring for ground fault conditions affecting the connected system.
- Trouble Relay: Includes a Form C trouble relay that de-energizes when a monitored trouble condition is detected.
The PAD-3-MB delivers the reliability and precision required for expanding and supervising notification appliance power circuits in compatible fire alarm systems.
Description
The Siemens PAD-3-MB is a main board for PAD-3 series Notification Appliance Circuit extenders used to increase power and circuit capacity in Siemens fire alarm systems. It manages power distribution, circuit supervision, and control for connected horns, strobes, and other notification appliances.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Siemens |
| Category | Fire Safety |
| Part Number | PAD-3-MB |
| Subcategory | NAC Extender Main Boards |
| Product Type | Notification Appliance Circuit Extender Main Board |
| Series | PAD-3 |
| Power Output | Up to 6 Amps |
| Output Voltage | 24 VDC |
| Class B NAC Capacity | Up to 4 circuits (Style Y) |
| Class A NAC Capacity | Up to 2 circuits (Style Z) |
| NAC Circuit Rating | Up to 3 Amps per circuit |
| Auxiliary Output | 3 Amps |
| Auxiliary Output Configuration | Resettable or non-resettable |
| Supervision Functions | AC power, battery voltage, ground fault, NAC open, short, and over-current |
| Trouble Relay | Form C |
| Compatible Panels | MXL, FireFinder, Sinteso, Cerberus PRO |
| Application | Fire alarm notification appliance power and circuit expansion |
| Dimensions | 6 × 6 × 6 in |
| Weight | 3 lbs |
Information About PAD-3-MB
The PAD-3-MB is a Siemens circuit board designed as the primary control and power management component for PAD-3 series NAC extender assemblies. It provides up to 6 Amps of regulated 24 VDC power and supports multiple Class B or Class A notification appliance circuit configurations. The board includes supervision for AC power, battery status, ground faults, and NAC open, short, and over-current conditions. It is compatible with Siemens and Cerberus fire alarm platforms, including MXL, FireFinder, Sinteso, and Cerberus PRO systems.
Key Features:
- 6 Amp Power Capacity: Provides up to 6 Amps of regulated 24 VDC power for notification appliance loads.
- Flexible NAC Configuration: Supports up to four Class B Style Y circuits or two Class A Style Z circuits.
- NAC Circuit Rating: Supports notification appliance circuits rated at up to 3 Amps each.
- Auxiliary Power Output: Provides a dedicated 3 Amp auxiliary output configurable for resettable or non-resettable operation.
- Power Supervision: Monitors AC power and battery voltage conditions for system fault detection.
- Circuit Monitoring: Supervises NAC circuits for open, short, and over-current conditions.
- Ground Fault Detection: Provides monitoring for ground fault conditions affecting the connected system.
- Trouble Relay: Includes a Form C trouble relay that de-energizes when a monitored trouble condition is detected.
The PAD-3-MB delivers the reliability and precision required for expanding and supervising notification appliance power circuits in compatible fire alarm systems.