1. Inverter Sungrow SG40CX Specifications:
| Technical data | Detail |
| Dimensions (H x W x D) | 782 × 645 × 310 mm |
| Mass | 58 kg |
| Protection level | IP66 |
| Power consumption at night | 2 W |
| Operating temperature range | -30 -> 60 ° C |
| Allowable humidity (no condensation) | 0 – 100% |
| Cooling method | Smart forced-air cooling (Smart forced-air cooling) |
| Maximum operating altitude (above sea level) | 4000 m (capacity reduced from 3000m) |
| Display | LED, Bluetooth + APP |
| Communication | RS485, Wifi, Ethernet |
| Standard | IEC 62109, IEC 61727, IEC 62116, IEC 60068, IEC 61683, VDE-AR-N 4105: 2018, VDE-AR-N 4110: 2018, IEC 61000-6-3, EN 50438, AS / NZS 4777.2: 2015, CEI 0-21, VDE 0126-1-1 / A1 VFR 2014, UTE C15-712-1: 2013, DEWA |
| Support grid | Generating reactive power Q at night, LVRT, HVRT, controlling active and reactive power |
| Standard DC connection | MC4 (maximum area of 6 mm²) |
| Standard AC connection | OT or DT terminal ( maximum area 70 mm²) |
| Efficiency | 98.6% |
| Input specification (DC) | Detail |
| Maximum input voltage | 1100 V |
| Minimum input voltage / Start | 200 V / 250 V |
| Input voltage level | 585 V |
| MPP voltage range | 200 – 1000 V |
| MPP voltage range for rated power | 550 – 850 V |
| Number of independent MPP inputs | 2 |
| Maximum number of strings per MPPT | 4 |
| Maximum input current | 104 A |
| Maximum current for input connection | 30 A |
| Maximum DC short-circuit current | 160 A |
| Output parameters (AC) | Detail |
| AC output power | 44 kVA @ 40 ℃ / 40 kVA @ 45 ℃ |
| Maximum AC output current | 66.9 A |
| Rated AC voltage | 3 / N / PE, 230/400 V |
| AC voltage range | 312 – 528 V |
| Rated power grid frequency range | 50 Hz / 45 – 55 Hz, 60 Hz / 55 – 65 Hz |
| Total harmonic power | <3% (at rated capacity) |
| Power factor / Power system range | > 0.99 / 0.8 early phase -> 0.8 late phase |
| Number of electric phases | 3 |
| Protect | |
| Reverse polarity DC | Have |
| AC short circuit | Have |
| Leakage current protection | Have |
| Monitoring grid parameters | Have |
| Ground monitoring | Have |
| DC switch / AC switch | Yes / No |
| Monitor DC current for each series | Have |
| Generating reactive power at night | Have |
| PID recovery function | Option |
| Over voltage protection | DC Type II / AC Type II |
2. Inverter Sungrow SG40CX connection diagram
3. 05 advantages of SG40CX
| Stt | Highlights |
| first | PID recovery feature integrated in the inverter |
| 2 | 8 DC input, connect DC 2 in 1 |
| 3 | Maximum efficiency of 98.6% |
| 4 | Fuse-free design, intelligent monitoring of current on each series |
| 5 | Scan and diagnose online on current and voltage curves (IV) |
