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Siemens PSC-12 24VDC Power Supply Charger with Battery Charger

Siemens PSC-12 24VDC Power Supply Charger

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ManufacturerSiemens

Part numberPSC-12

Output Voltage 24VDC

Output Current 12A (Alarm) / 5A (Standby)

Input Voltage 120-240VAC

Battery Charger Capacity Up to 100AH

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12-month warranty

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Veteran-owned

CAGE: 9NK75

24VDC regulated output 12A alarm / 5A standby current Built-in charger for up to 100AH batteries Universal AC input (120-240V) Microprocessor-controlled Ground-fault detection circuitry

Product description

The Siemens PSC-12 is a high-current power supply charger designed for the Desigo Fire Safety Modular system. It provides primary regulated 24VDC power, capable of delivering 12 Amps in 'Alarm' mode and 5 Amps in 'Standby' mode. A key feature is its built-in battery charger, which can handle batteries up to 100Ah, ensuring continuous operation during power outages. The unit includes a Power Termination Board (PTB) for AC field connections and offers universal AC power input (120-240VAC @ 50/60Hz).

This power supply is crucial for reliable operation of fire safety systems in commercial, institutional, and industrial facilities. Its microprocessor-controlled design ensures intelligent power management, status communication to the operator interface, and ground-fault detection for enhanced safety. It can be mounted on a back box or an optional mounting plate.

Stanlo Automation, your veteran-owned surplus parts provider, offers the Siemens PSC-12. Ensure your critical fire safety systems are powered reliably with quality components from Stanlo.

Technical specifications

Output Voltage	24VDC
Output Current	12A (Alarm) / 5A (Standby)
Input Voltage	120-240VAC
Battery Charger Capacity	Up to 100AH
Features	Built-in battery charger, Ground-fault detection, Universal AC input

Common applications

Fire alarm control panels

Desigo Fire Safety Modular systems

Industrial control

Emergency power systems

Compatible systems

Siemens Desigo Fire Safety Modular, FireFinder XLS, and Cerberus PRO Modular systems

Also known as

Siemens PSX-12 Desigo Fire Safety Power Supply 500-033340

Replaces / compatible with

Direct replacement for Siemens PSC-12 power supply modules in the FireFinder XLS and Desigo Fire Safety Modular systems. Compatible with related accessories and operator interfaces.

Technical note

Expert tip

Ensure the battery circuit breaker is OFF before connecting or disconnecting batteries. Use appropriate gauge wire for battery connections as specified in the installation manual.

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Frequently asked questions

What is the maximum battery capacity the Siemens PSC-12 can charge?

The Siemens PSC-12 features a built-in battery charger capable of charging batteries up to 100Ah. This ensures sufficient backup power for fire safety systems during AC power interruptions.