Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter - SG3150UD-MV-US
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- SKU
- PES-SPS-SIV-0726
- MPN
- SG3150UD-MV-US
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Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter - SG3150UD-MV-US
The Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter SG3150UD-MV-US is a containerized MV, grid-connected PV inverter made for 1500 Vdc systems. It features an MV transformer and auxiliary power supply, running at full power at 40 °C (104 °F).*
| Type designation | |
|---|---|
| Model | SG3150UD-MV-US |
| Input (DC) | |
| Max. PV input voltage | 1500 V |
| Min. / Start-up input voltage | 875 V / 915 V |
| Available DC fuse sizes | 250 A – 630 A |
| MPP voltage range | 875 – 1500 V |
| Full power MPP voltage range @ 40 °C | 875 – 1300 V |
| No. of independent MPP inputs | 3 |
| No. of DC inputs | 21 inputs (negative grounding); optional 18 inputs (floating) |
| Max. PV input current | 3 × 1226 A |
| Max. DC short-circuit current | 3 × 3528 A |
| PV array configuration | Negative grounding or floating |
| Output (AC) | |
| AC output power | 3150 kVA @ 40 °C (104 °F) |
| Max. AC output current | 151 A** |
| Nominal grid frequency / range | 60 Hz / 57–63 Hz |
| THD | < 3% (at nominal power) |
| Power factor (nominal / adjustable) | > 0.99 / 0.8 leading – 0.8 lagging |
| Nominal AC voltage (MV) | 12 kV – 35 kV*** |
| Efficiency | |
| Max. inverter unit efficiency | 98.9% |
| CEC inverter unit efficiency | 98.5% |
| Max. efficiency (including transformer) | 98.2% |
| CEC efficiency (including transformer) | 97.5% |
| Protection & Functions | |
| DC protection | DC load switch + fuse |
| AC protection | MV load switch + fuse |
| Surge protection | DC Type II / AC Type II |
| Grid monitoring / Ground fault monitoring | Yes / Yes |
| Insulation monitoring | Yes |
| Overheat protection | Yes |
| General data | |
| Dimensions (W × H × D) | 6058 × 2896 × 2438 mm (238.5 × 114.0 × 96.0 in) |
| Weight | ≤ 31,967 lb |
| Transformer vector | Dy1 (optional: Dy11, Yny0, YNd1) |
| Degree of protection | NEMA 4X (electronic enclosure) / NEMA 3R (others) |
| Auxiliary power supply | 5 kVA, 120 Vac; optional: 35 kVA 480 Vac + 5 kVA 120 Vac |
| Operating ambient temperature | −35 to 60 °C (−31 to 140 °F); optional: −40 to 60 °C (−40 to 140 °F) |
| Allowable relative humidity | 0% – 100% |
| Cooling method | Forced air cooling + KNAN (optional: ONAN) |
| Max. operating altitude | 1000 m (standard) / > 1000 m (customized) |
| Display | LED indicators, Ethernet + WebHMI |
| Night reactive power function | Yes |
| DC-coupled storage interface / Charging from grid | Optional / Optional |
| Communication | Standard: RS485, Ethernet |
| Compliance | UL 1741; UL 62109-1; CSA C22.2 No.107.1-16; IEEE 1547-2018; IEEE 1547.1-2020; UL 1741 SA/SB; California Rule 21; HECO SRD V2.0; NEC 2023; PRC-024 |
* Full-power @ 40 °C; see datasheet for efficiency curves. ** Calculated per datasheet note (based on minimum nominal AC voltage). *** For detailed AC voltage ratings, refer to Sungrow’s product configuration table.
All specifications sourced from Sungrow SG3150UD-MV-US datasheet; product overview corroborated on the Sungrow US product page.
This Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter – SG3150UD-MV-US is made for large solar plants that need high efficiency, stable power, and durability. It suits utility-scale projects offering advanced power conversion and excellent grid stability. Intelligent controls make this inverter ideal for modern solar systems.
High-Performance Solar Power Conversion with Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter
This unit stands out for its excellent efficiency ratings and rugged build. Its high DC voltage capability lets designers create longer strings. This reduces cable losses and raises the overall energy output. The 3 MPPT system tracks the sun accurately. It improves performance even when shading occurs or conditions are complex.
Advanced cooling and premium components keep output stable under heavy load. This guarantees reliable function during the entire inverter lifespan.
Advanced MPPT Technology for Maximum Yield
A key advantage is the three Maximum Power Point Trackers (MPPTs) that boost energy capture from multiple PV strings. This allows solar modules on different orientations to perform well without losing output quality.
This multi-MPPT design enhances layout flexibility for large plants. It improves capacity utilization, uptime, and return on investment for long-term solar projects.
Grid Stability & Intelligent Protection
Grid support is essential for utility use. Features include:
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Reactive power control
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Low voltage ride-through (LVRT)
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High voltage ride-through (HVRT)
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Frequency support modes
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Real-time monitoring and smart diagnostics
These let the Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter – SG3150UD-MV-US adapt to grid changes. It cuts downtime and meets modern interconnection rules.
Built-in protections guard against overvoltage, shorts, temperature spikes, and grid faults. This ensures steady, predictable output for ongoing power delivery.
Low Maintenance & Increased Reliability
Durable materials make this inverter weatherproof and corrosion-resistant. It fits many climates and its modular design simplifies maintenance. This lowers installer and operator expenses.
Remote monitoring lets technicians check system health and fix issues remotely. This reduces costs and keeps solar farms running smoothly with less effort.
Scalable for Modern Solar Infrastructure
The Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter – SG3150UD-MV-US suits large solar farms, commercial sites, and utility setups needing scalable power. It integrates well with medium-voltage transformers, switchgear, and advanced plant controls.
Great for new installations or expansions, this inverter delivers top performance, reliability, and smart features essential in renewable energy systems today.
Specifications & Documents: Full specifications & datasheet for Sungrow 3150KVA 1500VDC 3 MPPT 3 Phase PV Central Inverter - SG3150UD-MV-US
| SKU | PES-SPS-SIV-0726 |
|---|---|
| MPN | SG3150UD-MV-US |
| Manufacturer | Sungrow |
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