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SD834

3BSC610067R1 ABB SD834 Power Supply Unit 1200g DIN Rail

In stock (19 units), ready to be shipped

  • Manufacturer: ABB

  • Product No.: SD834

  • Product Type: Power Supply

  • Product Origin: Sweden

  • Payment:T/T, Western Union

  • Weight: 1200g

  • Shipping port: Xiamen

  • Warranty: 12 months

30-Day Return Policy · 12-Month Warranty
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Description

ABB SD834 3BSC610067R1 Power Supply Unit

Product Overview

The ABB SD834 (Article Number 3BSC610067R1) is a switch-mode power supply unit delivering 24 Vdc at 20 A (480 W). Accepting both AC and DC input (100-240 V AC, 110-150 V DC), it achieves up to 93.9% efficiency. Designed for SELV and PELV applications, the SD834 supports parallel connection for increased output power and features a floating DC-OK relay contact. Weight is 1200 g (2.6 lbs).

Specifications

Parameter Value
Brand ABB
Model SD834
Article Number 3BSC610067R1
Type Switch-Mode Power Supply
Input Voltage 100-240 V AC / 110-150 V DC
Input Voltage Range 85-276 V AC / 88-187 V DC
Mains Frequency 50-60 Hz ±6%
Rated Output Voltage 24 Vdc
Rated Output Current 20 A
Rated Output Power 480 W
Maximum Output Current 30 A (< 4 s)
Efficiency 92.4% / 93.9%
Power Factor 0.95 / 0.90
Heat Dissipation 40 / 31 W
Ripple (peak to peak) < 100 mV
Output Voltage Regulation < 10 mV / < 100 mV at max current
Holdup Time (230V, 20A) 36 ms min / 51 ms typ
Holdup Time (120V, 20A) 22 ms min / 32 ms typ
Primary Inrush Current < 13 A
Supervision Relay Floating DC-OK relay contact
Load Sharing Parallel connection supported
Maximum Ambient Temperature 55 °C
Protection Rating IP20 (IEC 60529)
Electrical Safety IEC 61131-2, UL 508, EN 50178
Hazardous Location Class 1 Div 2 (cULus)
Marine Certification ABS, BV, DNV-GL, LR
Overvoltage Category Category III (IEC/EN 60664-1)
Equipment Class Class I (with PE connection)
Dimensions (W x H x D) 82 x 124 x 127 mm
Weight 1200 g (2.6 lbs)

Key Features

  • 20 A rated output current, 30 A peak for 4 seconds
  • 480 W output power with up to 93.9% efficiency
  • AC and DC input capability for flexible installation
  • Parallel connection for increased output power
  • Floating DC-OK relay contact for supervision
  • Soft start feature prevents tripping fuses or earth-fault breakers
  • Over-current and over-voltage protection
  • SELV and PELV accepted for secondary circuits
  • Class I equipment with protective earth connection
  • Class 1 Div 2 hazardous location certified (cULus)
  • Marine certified (ABS, BV, DNV-GL, LR)
  • Over-voltage Category III for primary mains connection
  • DIN-rail mounting with simple installation
  • No external mains filter required

Installation Notes

Mount the unit on standard DIN rail with minimum spacing of 15 mm (W) and 40 mm (H) for proper airflow. Connect to 100-240 V AC or 110-150 V DC input. Ensure protective earth (PE) connection for Class I equipment. For redundant applications, use diode voting units SS823 or SS832. Recommended external fuse: 10-20 A. Observe maximum ambient temperature of 55 °C.

FAQs

Q1: What is the maximum output current of the SD834?

A1: 20 A rated continuous, with 30 A peak for less than 4 seconds.

Q2: Can multiple SD834 units be paralleled?

A2: Yes. The SD834 supports parallel connection to increase output power. For redundant configurations, use SS823 or SS832 voting units.

Q3: What certifications does this power supply carry?

A3: CE, IEC 61131-2, UL 508, EN 50178, Class 1 Div 2 (cULus), marine (ABS, BV, DNV-GL, LR), RoHS, WEEE.

🏷️ Tags: ABB Power Supply

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Returns are accepted within 30 days of receipt, provided items are unused and in original condition. Return shipping costs are the responsibility of the customer. Please contact us before returning any item to receive return authorization.

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