Eltek 241115.001 Flatpack2 48/2000

Item	Specification
Operating AC Voltage	85 ~ 300 VAC; Nominal 185–275 VAC
Input Frequency	45 ~ 66 Hz
Max Input Current (Full Load)	12.5 Arms
Power Factor	>0.99 at ≥50% rated load
Input Hold-up Time	>20 ms (output voltage maintained above 43.5 VDC)
Input Protection	Dual-line mains fuses, varistor surge suppression, overvoltage shutdown above 300 VAC
Rated Output Power	2000 W
Max Output Current	41.7 A @ 48 VDC
Default Float Voltage	53.5 VDC
Adjustable Voltage Range	43.5 VDC ~ 57.6 VDC (float / equalize charging configurable)
Static Voltage Regulation	±0.5% (10%–100% load)
Dynamic Voltage Deviation	±5% for 10%↔90% load step; response time < 50 ms
Output Ripple & Noise	< 150 mVpp (30 MHz measurement bandwidth)
Parallel Current Sharing	±5% of max current across 10%–100% load
Operating Temperature	-40°C ~ +75°C; linear power derating above 55°C, max 1350 W at 75°C
Storage Temperature	-40°C ~ +85°C
Relative Humidity	5% ~ 95%, non-condensing
Cooling	Dual temperature-controlled variable-speed front fans, front-to-back airflow
Module Dimension (W × H × D)	109 × 41.5 × 327 mm (standard Flatpack2 half-width 1U module)
Weight	~1.95 kg
Hot Swap	Fully supported for live maintenance
Fan MTBF	>200,000 hours @ 25°C (Telcordia SR-332 standard)
Acoustic Noise	< 52 dBA at full load, 25°C ambient

Key Advantages

1. Wide universal AC input range 85–300 VAC, adapts to unstable rural and industrial mains grid
2. Digital closed-loop regulation, ultra-precise voltage control with passive current sharing for multi-module parallel
3. Front-to-back dual variable-speed cooling fans, optimized heat dissipation for high-temperature outdoor cabinets
4. Complete multi-layer hardware protection, auto-recovery from short circuit, overvoltage, undervoltage and over-temperature faults
5. Global certifications: CE, UL, NEBS, compliant with global telecom power standards
6. Fully interoperable with Flatpack2 HE, SOLAR MPPT modules to build hybrid solar-mains power systems

Typical Applications

• 5G/LTE wireless base stations, macro & micro cell sites
• Fiber central offices, microwave transmission stations
• Edge data, outdoor monitoring, industrial 48V backup power
• Hybrid mains-solar telecom power systems