ABB SD834 3BSC610067R1 Power supply

Model Number: SD834

Article Number: 3BSC610067R1

Product Type: Switch-mode Power Supply Unit

Core Function: Converts 100–240 V AC or 110–150 V DC input to a stable 24 V DC output, suitable for SELV/PELV applications, with over-current and over-voltage protection.

Key Features: DIN-rail mountable, Class I equipment (with PE connection), parallel connection for increased output power, soft start function, floating DC-OK relay contact, and compliance with hazardous location Class I Division 2.

Application Scope: Industrial control systems, automation equipment, and marine applications requiring reliable 24 V DC power, supporting non-redundant setups or redundant configurations with SS823/SS832 diode voting units.

Nominal Input Voltage: 100–240 V AC; 110–150 V DC.

Allowed Input Voltage Variation: 85–276 V AC; 88–187 V DC.

Input Frequency: 50–60 Hz ±6%.

Primary Peak Inrush Current: <13 A (at power-on).

Rated Input Power: 547/568 VA.

Rated Output Voltage: 24 V DC.

Rated Output Current: 20 A.

Rated Output Power: 480 W.

Maximum Output Current: 30 A (≤4 seconds).

Output Voltage Regulation (Max Current): <10 mV / <100 mV.

Ripple (Peak to Peak): <100 mV.

Voltage Holdup Time (Mains Blackout):

230 V AC/10 A: Min 77 ms, Typ 100 ms; 230 V AC/20 A: Min 36 ms, Typ 51 ms.

120 V AC/10 A: Min 51 ms, Typ 62 ms; 120 V AC/20 A: Min 22 ms, Typ 32 ms.

Over-Current Protection: Current limit.

Over-Voltage Protection (OVP): <37 V.

Short-Circuit Protection: Hiccup mode (2 seconds on, 17 seconds off).

Dimensions (W×D×H): 82 mm (3.23") × 127 mm (5.0") × 124 mm (4.88").

Weight: 1200 g (2.6 lbs.).

Mounting: DIN-rail mountable.

Mounting Spacing: W 15 mm (0.59"), H 40 mm (1.57").