EN
This product is a modular converter product tailor-made for small energy storage systems, with a rated power of 35kW. It is the core power conversion unit in the energy storage device. It uses SIC power devices and a two-level topology structure to support bidirectional energy flow and a wide range of battery voltages. It can be used with various types of batteries to meet the needs of different application scenarios, and is flexible in installation and use.
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Features
01
Three-arm four-wire design, with 100% three-phase unbalanced load capacity.
04
Two-stage topology, supports 200-850V ultra-wide voltage range, and is suitable for a variety of batteries.
02
Using SIC power devices, the maximum efficiency is >98%.
05
It has single-phase and three-phase active and reactive power control functions to accurately solve the problem of three-phase imbalance.
03
With low noise, small size and light weight, it can be used in areas with many users and in application scenarios with strict requirements on public noise.
Product principle

| Product model | INPPCS-35/0.4-W-33-A2 |
| DC side parameters | |
| DC voltage range | DC200V~850V; at full load output, DC320V-850V |
| DC maximum current | 110A |
| Rated power | 35kW |
| Voltage stabilization accuracy | ≤±2% |
| Steady flow accuracy | ≤±5% |
| AC grid connection parameters | |
| Rated output power | 35kW |
| Rated voltage | 400V/380V |
| Output current | 51A/53A |
| Communication access method | Three-phase four-wire (3P+N+PE) |
| Isolation method | Not isolated |
| Grid voltage range | 400V/380V±15% |
| Grid frequency range | 50±2.5Hz |
| Current total harmonic distortion rate | ≤3% |
| power factor | -0.99~+0.99 |
| DC component of current | ≤0.5% |
| Exchange off-grid parameters | |
| AC off-grid voltage | 400V/380V |
| Off-grid output THDU | ≤1%(linear load) |
| Voltage accuracy | ≤1% |
| Unbalanced load capacity | 100% |
| Other parameters | |
| Maximum conversion efficiency | ≥98% |
| allowable ambient temperature | -35°C~+60°C (>55°C requires derating) |
| allowed relative humidity | |
| Protection level | IP20 |
| altitude | 2000m derating) |
| Size | W480mm*D550mm*H173mm |
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