LOGO! 8 | Siemens | 6ED1055-1NB10-0BA2 6ED1 055-1NB10-0BA2 LOGO! DM16 24R expansion
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Located in: South El Monte, California, United States
Product Description
The Siemens 6ED1055-1NB10-0BA2 is a compact DIN-rail power supply designed specifically for the LOGO! 8 modular logic platform. It accepts a universal mains input (120 … 240 V AC or DC) and delivers a stable 24 V DC at up to 0.3 A to feed the LOGO! base module and optional I/O extensions. Integrated protection functions and buffering ensure reliable operation in industrial environments.
Key Features
Universal Input: 120 … 240 V AC (–15 %/+10 %, 47 … 63 Hz) or 120 … 240 V DC (–15 %/+10 %)
Regulated Output: 24 V DC, 0.3 A maximum
Hold-Up Time: ≥ 20 ms at full load for brief input interruptions
Protections: Short-circuit, overload and reverse-polarity protection with automatic recovery
Diagnostics: Front-panel LED indicates “Output OK” status
Mounting: Snap-on 35 mm DIN-rail housing, IP20 protection
UL/CE Certified: Meets international safety and EMC standards
Technical Specifications
Parameter Value
Rated Input Voltage 120 … 240 V AC/DC (–15 % … +10 %)
Input Frequency 47 … 63 Hz (AC mode)
Rated Output Voltage 24 V DC
Rated Output Current 0.3 A
Output Power 7.2 W
Hold-Up Time ≥ 20 ms at 0.3 A
Efficiency ≥ 80 %
Protections Short-circuit, overload, reverse-polarity
Indicators LED “DC OK”
Isolation Test Voltage 3 kV AC (input/output)
Operating Temperature –20 °C … +60 °C
Storage Temperature –40 °C … +85 °C
Dimensions (W × H × D) 45 mm × 100 mm × 75 mm
Mounting 35 mm DIN-rail, EN 60715
Protection Class IP20
Applications
Supplying LOGO! 8 logic modules and I/O expansions
Small machine and building automation control panels
OEM panels requiring compact 24 V DC logic supply
Systems needing reliable buffering against brief power dips
Advantages
Universal Mains Input: Simplifies inventory with one module for AC or DC supply
Built-In Buffering: Prevents momentary power interruptions from causing logic resets
Robust Protection: Auto-reset safeguards minimize downtime and maintenance
Compact Footprint: Narrow 45 mm width conserves panel space
Easy Installation: Snap-on DIN-rail mounting and LED diagnostics speed commissioning











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