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SKU:SD834
3BSC610067R1 ABB SD834 Power Supply Unit 1200g DIN Rail
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
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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.
Ytterligere spesifikasjoner
Skalar (V/f)
Vektor
AC-drevet
Kjøpsveiledning
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Frakt og retur
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Returer godtas innen 30 dager etter mottak, forutsatt at varene er ubrukte og i original stand. Returfraktkostnader dekkes av kunden. Vennligst kontakt oss før du returnerer en vare for å få returautorisasjon.
For mer informasjon, vennligst se vår Frakt- og returpolicy.

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