Schneider ABLS1A24031 Regulated Power Supply

The Schneider Electric ABLS1A24031 is an optimized single-phase regulated power supply from the Modicon Power Supply range, accepting 100-240 V AC or 140-340 V DC input and delivering a stable 24 V DC output at 3.13 A (75 W rated). Achieving 88% efficiency at 230 V AC, it combines a compact 27 mm DIN rail profile with comprehensive output protection for reliable industrial control applications.

Technical specifications:

• Commercial reference: ABLS1A24031
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Modicon Power Supply
• Product type: Regulated power supply, optimized variant
• Input voltage: 100...240 V AC (single-phase), 140...340 V DC
• Input range without derating: 85...264 V AC, 120...375 V DC
• Network frequency: 50...60 Hz
• Network system compatibility: TN, TT, IT
• Output voltage: 24 V DC, adjustable 21.6...26.4 V
• Output current: 3.13 A
• Rated power: 75 W
• Efficiency: 88% at 230 V AC
• Residual ripple: <120 mV
• Hold-up time: >20 ms at 115 V AC, >40 ms at 230 V AC
• MTBF: 700,000 hours at 25°C (per SR 332, full load)
• Input protection: Integrated non-replaceable fuse 5 A
• Output protection: Overload and short-circuit (auto reset); over-temperature and overvoltage (manual reset)
• Connection terminals: Screw terminal, output 0.5...2.5 mm² (AWG 20-14), input 0.75...2.5 mm² (AWG 18-14)
• Mounting: DIN rail TH35-7.5 and TH35-15 per IEC 60715, dual-profile DIN rail
• Output connection: Parallel and series
• SELV supply: per IEC 60950-1, IEC 60204-1, IEC 60364-4-41
• Dielectric strength: 3000 V AC (input to output isolation)
• IP rating: IP20
• Overvoltage category: II
• Operating temperature: -10...50°C without derating (230 V AC, mounting position A, <2000 m)
• Operating altitude: <5000 m
• Dimensions (W x H x D): 27 x 123.6 x 102 mm
• Weight: 0.22 kg
• Housing material: Plastic
• Service life: 10 years
• Certifications: CE, CUL listed, CUL recognized, RCM, CB Scheme, EAC, KC, NEC Class 2

Features and benefits:

• Wide input range (85...264 V AC without derating) supports global single-phase AC networks
• Adjustable output voltage (21.6...26.4 V) allows fine-tuning for load requirements
• SELV-compliant output per IEC 60950-1, IEC 60204-1, and IEC 60364-4-41 for safe low-voltage system integration
• Triple output protection - automatic reset for overload and short-circuit, manual reset for over-temperature and overvoltage
• Supports parallel and series output connections for scalable system designs

Applications:

• Industrial automation panels and PLC control systems requiring stable 24 V DC supply
• Machine control and building management systems with DIN rail-mounted components
• Modicon-based control architectures and factory automation enclosures
• Safety-critical low-voltage installations demanding SELV-compliant power sources

Compliant with IEC 62368-1, EN/IEC 61010-1, EN/IEC 61204-3, IEC 61000-6-1/2/3/4, and IEC 61000-3-2. Part of the Schneider Electric Modicon Power Supply range.

Also known as: Schneider ABLS1A24031, Schneider Electric ABLS1A24031, Schneider 24V DIN rail power supply, Modicon regulated 24VDC power supply.