Brand:ABB PLC Item No.:SR91C790 Product Origin:Sweden (SE) Product Dimensions:210 x 186 x 25 mm Product Weight:0.3 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The ABB SR91C790 1MRK002239-BBr02 Power Board provides a stable and reliable power supply for industrial automation systems. Designed for integration with ABB PLCs and control panels, it delivers consistent voltage regulation, robust protection, and durable performance. Its compact form factor and ease of installation make it ideal for both new installations and retrofits.
Technical Specifications
Parameter
Specification
Model
ABB SR91C790 1MRK002239-BBr02
Type
Power Board
Dimensions (W×H×D)
210 × 186 × 25 mm
Weight
0.3 kg
Protection
Overvoltage / Overcurrent / Short-circuit
Operating Temperature
0°C to 55°C
Communication
Standard industrial I/O protocols
Mounting
Panel or DIN-rail compatible
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Applications
• Industrial automation systems requiring stable power distribution for control modules
• PLC and DCS installations where dedicated power supply boards are needed
• Control panels and signal processing units needing reliable voltage and current regulation
• System expansions or retrofits that require additional power management for modules
Key Advantages
• Reliable Power Supply: Ensures consistent and stable voltage for critical control modules
• High Compatibility: Works seamlessly with ABB PLCs and related automation equipment
• Robust Protection: Integrated safeguards against overvoltage, overcurrent, and short-circuit conditions
• Durable Components: Industrial-grade electronic parts provide long-term operational reliability
• Flexible Integration: Suitable for both new installations and upgrades of existing control panels
• Ease of Installation: Simple mounting and wiring reduce downtime during setup
Technical FAQs
1. What type of modules can this power board support?
It provides regulated power for ABB PLC modules, I/O boards, and related control components.
2. Can it operate in harsh industrial environments?
Yes, the board is designed to function reliably under standard industrial temperature and electrical variations.
3. Does it have protection features?
Yes, it includes overvoltage, overcurrent, and short-circuit protection for connected modules.
4. Is it hot-swappable?
No, power should be turned off before installation or removal to prevent damage.
5. What is the output voltage specification?
The output voltage is regulated according to ABB system standards; consult system documentation for exact values.
6. Can it be used for both new installations and retrofits?
Yes, it is suitable for both greenfield projects and upgrades of existing control systems.
7. How many modules can it power simultaneously?
Depends on the connected load and system design; refer to ABB documentation for safe capacity.
8. Does it require additional drivers or software?
No drivers are required; it functions as a hardware power supply board.
9. What maintenance is recommended?
Regular visual inspection for dust, corrosion, or loose connections is recommended.
10. Is it compatible with other ABB power boards?
Yes, it can be integrated alongside ABB SR series power boards and compatible control modules.
