Eltek Flatpack S 2U 9KW Power System
Complete telecom power system featuring Flatpack S 48/1800HE 150A rectifier with Smartpack S controller (Part Number: CTOS0502.nnnn)
System Overview
The Flatpack S 2U is a compact, power-dense system built with pluggable breakers and rectifiers that can be easily configured for your specific application, even in the field. Combining Flatpack S HE rectifiers with the Smartpack S controller ensures safe, reliable, and environmentally friendly operation. With its shallow depth, this system fits most cabinets perfectly and serves as an excellent replacement unit. Built on proven Eltek technology, the Flatpack S family meets current and future power needs.
Key Features
- Complete integrated power system
- Smartpack S controller
- High efficiency rectifiers
- Battery distribution
- Load distribution
- 270 mm system depth
- 2U height design
- Hot pluggable rectifiers
- Hot pluggable controller
- Advanced control and monitoring via Ethernet port
- 4 large breaker positions for battery and load
- 10 x 30A MCB distribution
- Push-in front connection
- LVBD (Low Voltage Battery Distribution)
- LVLD (Low Voltage Load Distribution - optional)
Technical Specifications
| Model Configuration |
2BB + 2LB |
2BB + 2LB LVLD |
4BB |
| Part Number |
CTOS0502.nnnn |
CTOS0502.nnnn |
CTOS0502.nnnn |
| INPUT DATA |
| Voltage Range |
85 to 305 VAC (45-66 Hz) / 85 to 250 VDC |
| Maximum Current |
21 ARMS |
| Mains Configuration |
3x single phase |
| Connection |
Rear connection on Faston connectors (6.3 mm) |
| OUTPUT DATA |
| Nominal Voltage |
-48 VDC |
| Maximum Current CE |
150 ADC |
| Maximum Current UR (UL recognized) |
100 ADC |
| BATTERY DISTRIBUTION |
| LVBD |
Default |
Default |
Default |
| Plug-in Breakers (max rating) |
2x 80 A |
2x 80 A |
4x 80 A |
| Connection |
Rear connection on M6 Studs, 25 mm² max |
| LOAD DISTRIBUTION |
| LVLD (on Large Breakers) |
n/a |
Default |
n/a |
| Plug-in Breakers Large (max rating) |
2x 80 A |
2x 80 A |
n/a |
| Connection Large Breakers |
Rear connection on M6 Studs, 25 mm² max |
| Plug-in Breakers Small (max rating) |
10 x 30 A¹ |
| Connection Small Plug-in Breakers |
Front connection Push-in terminals, 6 mm² max |
| CONTROL & MONITORING |
| Smartpack S |
6x Input / Output and Ethernet² |
| OTHER SPECIFICATIONS |
| Dimensions (W / H / D) |
19" / 2U / 270 mm (incl. rear terminal cover)³ |
| Weight (w/o controller, rectifiers and breakers) |
6.3 kg [13.88 lbs] |
| Mounting |
19" Flush mount |
| Coding (prevents mixing of output voltages) |
Coded for Flatpack S 48 V / 1000 W & 1800 W |
| DESIGN STANDARDS |
| Electrical safety |
UL60950-1 / EN60950-1 |
| EMC |
ETSI EN 300 386 v1.6.1 EN 61000-6-1 (immunity light industry) EN 61000-6-2 (immunity industry) EN 61000-6-3 + A1 (emission light industry) EN 61000-6-4 + A1 (emission industry) |
| Environment |
ETS 300 019-2-1 Class 1.2 ETS 300 019-2-2 Class 2.3 ETS 300 019-2-3 Class 3.2 Normal operating conditions as per IEC 62040-5-3:2016 clause 4.2. Other operating conditions as per IEC 62040-5-3:2016 clause 4.3, must be advised |
1 Each breaker branch (5 x B-frame breakers) rated for maximum 80 A in total
2 See Smartpack S datasheet
3 30mm space in front and in back of the system is required for proper air flow
Related Products
Complete Telecom Solutions
Telecommunication companies worldwide benefit from our comprehensive solutions. We begin with detailed site surveys and develop professional plans that meet customer expectations. Our technical support and maintenance services ensure efficient operations. With an experienced team and global network of trusted partners, we deliver differentiated service that stands out in the market.
Frequently Asked Questions
Are samples available?
Samples are available upon request. Sample pricing aligns with bulk orders, and freight costs are the responsibility of the recipient.
How does your company handle quality issues?
With 10+ years of industry experience, we prioritize accountability. For confirmed quality defects, we adhere to contract terms for resolution, supported by our dedicated after-sales team.
What is the quality assurance of your products?
100% original products in new packaging, each item tested pre-shipment to ensure functionality and quality standards.
What is the warranty period?
Our products come with a 12-month quality warranty.
How to process inferior products?
Within the warranty period, we cover return shipping costs for defective items and provide replacements.
