1. Comparison Report Delta RPI M50A VS SUN2000-33KTL RPI M50A(50kVA)
SUN KTL(33kVA)
RPI M50A(50kVA)

2. … PLC Communication SUN2000-33KTL RPI M50A(50kVA) SUN2000-33KTL
Need RS485 Communication Cable
RPI M50A(50kVA)
Use power line to carry the signal,
SUN KTL

3. 0.1% Higher Yield with Sun2000 – Higher Efficiency Delta RPI M50A
European efficiency: 98.3%
European efficiency: 98.4%
0.1%
Delta RPI M50A
SUN KTL
SUN KTL

4. 2.55Times 1%~2% Higher Yield with SUN2000 – 3 MPPT per inverter 2 MPPT
3 MPPT X 34= 102 MPPT
MPPT1
MPPT2
MPPT3
2.55Times
Power Tracking Accuracy
2 MPPT X 20= 40 MPPT
MPPT1
MPPT2
Series system current = Minimum module current
Parallel system voltage = Maximum string voltage
Voltage（V）
Pmax: Maximum power point
Current（I）

5. 1%~2% Higher Yield with Sun2000 –wider voltage range
Input voltage
520 V V
Input voltage
480V V
SUN KTL
Delta RPI M50A
480 V
520 V
800 V
850 V
Longer work time
More Yield
Delta RPI M50A
SUN KTL
Start ealier
Morning
Dark
Working time in a day
SUN2000
200V
Delta RPI M50A
250V

6. DC &AC Surge protection
More Reliable with SUN2000 – No DC fuses
DC Fuse in inverter
Higher failure rate
Regular Maintenance Cost
(Fuse + labor+ Yield loss) =
No Maintenance required =
Optional DC&AC Surge protection
Extra cost for protection =
Integrated
DC &AC Surge protection
TYPE Ⅱ
Delta RPI M50A
SUN KTL

7. More Reliable with SUN2000 – No External Fan
Limited Environment
Regularly Maintenance Required
Adaption for harsh environment
Natural Cooling, No Maintenance
Anti-water
Anti-dust
Delta RPI M50A
SUN KTL
Anti-high temperature

8. Smarter with SUN2000 – Intelligent String monitoring
Delta RPI M50A
SUN KTL
Only 2 string monitoring
Intelligent Monitoring for Every string(6 strings)
Low Precision
MPP tracking
High Precision
MPP tracking

9. SUN2000 – Higher operating altitude
Delta RPI M50A
SUN KTL
4000m
3000m
2000m
1000m
4000m
Above sea

10. Cannot be mounted manually
Easier installation and Maintenance with SUN2000
SUN KTL
Delta RPI M50A
Cannot be mounted manually
74 KG
Easily installed
By 2 men
50 kg

11. Which would you like to hear when enter your solar park?
More Quiet with SUN2000
Which would you like to hear when enter your solar park?
110dB
70dB
50dB
30dB
0dB
No noise
Library
Washing machine noise
Air plane noise
Headache noise
33dB
？？dB
110dB
70dB
50dB
30dB
0dB
No noise
Library
Washing machine noise
Air plane noise
Headache noise
Delta RPI M50A
SUN KTL