S54430-C26-A1 | Siemens PSC-12M 24VDC Power Supply Charger for Desigo Modular Panels

Siemens · Power Supplies & Transformers

Description  The Siemens S54430-C26-A1 (PSC-12M) is a high-current power supply charger designed for Desigo Fire Safety Modular panels. It delivers regulated 24VDC output at 12A in alarm mode and 5A in standby operation, ensuring reliable system performance. With integrated battery charging capability, the PSC-12M maintains backup power and supports long-term fire safety system functionality.     Technical Specifications  Condition New/Never Used Surplus Brand Siemens Category Fire Alarm Power Supplies Part Number S54430-C26-A1 Subcategory Power Supply Chargers Model PSC-12M Output Voltage 24VDC Output Current 12A (Alarm) / 5A (Standby) Power Outputs 2 (4A power-limited, 12A non-power-limited) AC Input Range 120–240VAC, 50/60Hz Battery Support Up to 100Ah backup capacity Charging Modes Bulk, Trickle, Float (automatic) Communication 60-pin backplane connector (6.2VDC / 24VDC) Monitoring Status reporting via FCM2041-U2 Operator Interface Protection Auto-resettable current protection for overload/shorts Cabinet Size 19 × 9 × 9 in Weight 8 lbs (shipping weight up to 27 lbs)   Information About S54430-C26-A1 The S54430-C26-A1 is part of Siemens’ Desigo Fire Safety Modular series, engineered to provide stable 24VDC system power for fire alarm and suppression control. It features a microprocessor-controlled design that communicates with the Desigo Modular Operator Interface (FCM2041-U2) for monitoring power, charging, and fault conditions. Supporting AC input from 120–240VAC at 50/60Hz, this unit is universally adaptable without requiring reconfiguration. With multiple outputs, automatic protection circuits, and intelligent battery charging modes, the PSC-12M ensures dependable operation in critical fire safety environments. Key Features: High-Current Output: Provides up to 12A at 24VDC for Desigo Modular systems. Dual Output Terminals: Includes one power-limited (4A) and one non-power-limited (12A) terminal. Universal AC Input: Accepts 120–240VAC at 50/60Hz without special setup. Integrated Battery Charger: Supports charging of up to 100Ah backup batteries. Intelligent Monitoring: Communicates charging, loading, and fault conditions to the Operator Interface. Auto-Protect Circuits: Features resettable current protection for overloads and shorts. Multiple Charging Modes: Operates in Bulk, Trickle, and Float modes for battery maintenance. Backplane Communication: Uses a 60-pin connector for data and power transmission. The S54430-C26-A1 delivers the reliability and precision required for continuous fire alarm power supply applications.

Brand: Siemens · Category: Power Supplies & Transformers

Key features

• High-Current Output: Provides up to 12A at 24VDC for Desigo Modular systems.
• Dual Output Terminals: Includes one power-limited (4A) and one non-power-limited (12A) terminal.
• Universal AC Input: Accepts 120–240VAC at 50/60Hz without special setup.
• Integrated Battery Charger: Supports charging of up to 100Ah backup batteries.
• Intelligent Monitoring: Communicates charging, loading, and fault conditions to the Operator Interface.
• Auto-Protect Circuits: Features resettable current protection for overloads and shorts.
• Multiple Charging Modes: Operates in Bulk, Trickle, and Float modes for battery maintenance.
• Backplane Communication: Uses a 60-pin connector for data and power transmission.

Specifications

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