コンタクタ,サーキットブレーカー,ソーラーインバーター,電気メーター,太陽電池
CPS SCA7KTL-SM Single‑Phase Grid‑Tied PV Inverter by CHINT Power Systems
- 機種説明
| モデルパーツ | 説明 |
| CPS | CHINT Power Systems product identifier |
| SCA | Single‑phase string inverter series code |
| 7KTL | Rated power 7kW, T = MPPT tracking, L = low voltage |
| SM | Standard version without display, simplified design, 費用対効果の高い |
- 主要な技術仕様
DC Input
| アイテム | 仕様 |
| マックス. DC power | 7100W |
| マックス. DC voltage | 1000ワシントンDCで |
| MPPT voltage range | 120–850V DC |
| Rated DC voltage | 450ワシントンDCで |
| Start‑up voltage | 100ワシントンDCで |
| 分. operating voltage | 80ワシントンDCで |
| マックス. input current (PV1/PV2) | 11あ / 11あ |
| Number of MPPTs | 2 independent channels |
| Strings per MPPT | 1–2 strings |
| DC breaker | オプション, with overcurrent protection |
AC Output
| アイテム | 仕様 |
| Rated AC power | 7000W |
| マックス. AC power | 7700バージニア州 (10% 過負荷) |
| Rated AC voltage | 230Vと (single‑phase) |
| Output voltage range | 180–280V AC |
| Grid connection | L + N + PE |
| Rated output current | 30.4あ |
| マックス. output current | 33.5あ |
| Rated output frequency | 50/60Hz (auto‑adaptive) |
| Frequency range | 47–51Hz / 57–61Hz |
| Power factor | Adjustable, 0.8 leading ~ 0.8 lagging |
| Total harmonic distortion (THD) | ≤3% at rated power |
効率 & 保護
| アイテム | 仕様 |
| マックス. 効率 | 98.00% |
| Chinese efficiency | 97.60% |
| European efficiency | 97.50% |
| 保護等級 | IP65 (outdoor installation) |
| Insulation resistance | ≥10MΩ @ 500V DC |
| Isolation voltage | 2500V AC for 1 分 |
| Over/under voltage & frequency protection | 標準 |
| Anti‑islanding protection | Compliant with VDE 0126‑1‑1 |
| Ground fault protection | 標準, detection sensitivity ≤30mA |
機械式 & Environmental
| アイテム | 仕様 |
| 寸法 (幅×高さ×奥行き) | 430×540×220mm |
| 重さ | 22kg |
| 動作温度 | -25℃～+60℃ |
| Storage temperature | -40℃ ~ +85℃ |
| Relative humidity | 0–95% RH, non‑condensing |
| 高度 | ≤2000m (derated above 2000m) |
| 冷却 | Natural convection, IP65 |
- Electrical Connection & コミュニケーション
Standard Terminals
| インタフェース | 関数 | 仕様 |
| PV1/PV2 | DC input | MC4 connectors, IP67 |
| AC Output | AC output | 3‑pole terminal block (single‑phase L/N/PE) |
| COM1 | Main communication | WIFI/GPRS/Ethernet/RS485 (オプション) |
| COM2 | Aux. コミュニケーション | RS485/meter/CT/DI (オプション) |
| PE | Protective earth | Dedicated terminal, copper cable ≥6mm² |
Communication Functions
Supports WIFI / RS485 / GPRS / イーサネット
Compatible with ChintHome APP for remote monitoring and configuration
Supports Modbus RTU for third‑party monitoring systems
Supports multi‑inverter cascade monitoring (最大. 32 単位)
- インストール & Safety Notes
インストール要件
- Location: Well‑ventilated outdoor area, avoid direct sunlight and water immersion
- 取り付け: Wall‑mounted, bracket load capacity ≥44kg
- Orientation: Vertical installation, bottom ≥30cm above ground
- Clearances: Sides ≥20cm, top ≥50cm, front ≥80cm
- Wiring sequence: DC first → AC next → communication & ground last
安全上の注意事項
- Ensure PV array is shaded or not illuminated before installation
- Must be installed and commissioned by qualified personnel
- DC high voltage risk: wait 5 minutes after power‑off before servicing
- Reliable earthing required, earth resistance ≤4Ω
- Do NOT disconnect DC or AC connections while inverter is running
- 代表的な用途
- Residential distributed PV systems: 7kW suitable for most household roofs
- Small commercial & industrial rooftop plants: single or parallel operation
- Agri‑PV projects: combined with agricultural facilities
- Off‑grid to grid‑tie retrofits: compatible with existing PV modules
- Smart microgrid systems: used as distributed generation source
- 製品の特徴 & 利点
- High conversion efficiency: 最大. 98.0%, higher energy yield
- Smart MPPT: 2 independent MPPTs, tracking efficiency ≥99.5%
- High reliability: IP65, wide temperature range -25℃~+60℃
- Flexible configuration: optional DC breaker and communication modules
- Cost‑effective design: SM non‑display version, lower initial investment
- Reliable warranty: standard 5‑year warranty, optional 10–25 years extension
- セレクションガイド
| モデル | Rated Power | マックス. 効率 | 特徴 | アプリケーション |
| SCA7KTL‑SM | 7kW | 98.00% | 標準, no display | Residential, small C&私 |
| SCA7KTL‑PSM | 7kW | 98.00% | With LCD display | On‑site monitoring required |
| SCA8KTL‑SM | 8kW | 98.00% | 標準, no display | Larger residential roofs |
Supplementary Information for CPS SCA7KTL‑SM
(Fault Codes · Model Comparison · Packaging Data)
- Packaging Specifications (for Logistics & Procurement)
| アイテム | 価値 | Unit |
| Qty per carton | 1 | unit/carton |
| Net weight | 22 | kg |
| Gross weight | 24 | kg |
| Outer carton (長さ×幅×高さ) | 480 × 280 × 590 | mm |
| 保護 | Carton + full foam packaging | — |
- SCA7KTL‑SM vs SCA7KTL‑PSM Comparison
| アイテム | SCA7KTL‑SM | SCA7KTL‑PSM |
| 意味 | Standard version without display | Version with display panel |
| Local view | No screen; APP/host monitoring only | LCD screen for on‑site reading |
| 力 / 効率 | 7kW, 98% | 7kW, 98% |
| 電気 / 取り付け | 同一 | 同一 |
| 価格 | より低い | Slightly higher |
| 応用 | Bulk projects, 遠隔監視 | On‑site commissioning/monitoring |
| Interchangeability | Interchangeable (no screen only) | Interchangeable |
- Fault Codes & トラブルシューティング
| 故障コード | 説明 | Quick Solution |
| 1 | Grid voltage abnormal | Check mains L/N; reclose breaker |
| 2 | Grid frequency abnormal | Check grid frequency; wait for recovery |
| 3 | PV overvoltage | Check string count; reduce series modules |
| 4 | PV undervoltage | Low irradiance / 接続が緩い; check PV connectors |
| 5 | 過電流保護 | 過負荷 / 短絡; check cable insulation |
| 6 | Overtemperature protection | Poor ventilation / dust; improve cooling, clean unit |
| 8 | Anti‑islanding protection | Grid outage; resumes automatically when power restored |
| 10 | 通信障害 | WIFI/RS485 loose; reconnect cable/antenna |
| 13 | Ground fault | 漏れ / low insulation; check PV cable damage and earthing |
| 20 | Standby | Normal: low irradiance / below start voltage |
