⚡ MSP100KHCST / MSP125KHCST 100kVA/125kVA PCS with Built-in STS
High Reliable Energy Storage Converter for Medium & Small-Scale Hybrid Microgrid System
📋 Product Introduction
This PCS series is professionally developed for medium & small-sized energy storage microgrid projects with high efficiency and superior reliability. It supports multi-unit parallel operation and diesel generator hybrid working mode, widely applied in C&I peak-valley arbitrage, PV-storage hybrid system, off-grid island microgrid, farm & residential villa power backup to satisfy diversified user demands.
📊 Complete Technical Specification Parameters
| Parameter Items | MSP100KHCST (100kVA) | MSP125KHCST (125kVA) |
|---|---|---|
| Battery Side Parameters | ||
| Max. Battery Voltage | 950V | 950V |
| Min. Battery Voltage | 680V | 680V |
| Rated Battery Voltage Range | 680V~900V | 680V~900V |
| Max. Battery Current | 150A | 200A |
| Grid-Tied AC Side Parameters | ||
| Rated Power | 100kVA | 125kVA |
| Rated Current | 145A | 181A |
| Nominal Grid Voltage | 400V/230V | 400V/230V |
| Grid Voltage Range | -20% ~ +15% | -20% ~ +15% |
| Grid Frequency Range | 50Hz:47Hz~52Hz (60Hz:57Hz~62Hz) | 50Hz:47Hz~52Hz (60Hz:57Hz~62Hz) |
| Current THD | <3% (above 30% load) | <3% (above 30% load) |
| Power Factor | -1 ~ +1 | -1 ~ +1 |
| Off-Grid AC Side Parameters | ||
| Rated Output Power | 100kVA | 125kVA |
| Max. Output Power | 110kVA | 137.5kVA |
| Rated Output Current | 145A | 181A |
| Max. Output Current | 160A | 200A |
| Nominal Output Voltage | 400V/230V | 400V/230V |
| Output Voltage THD | <3% (Resistive Load) | <3% (Resistive Load) |
| Unbalance Rate | 100% | 100% |
| Output Frequency Range | 50/60Hz | 50/60Hz |
| Overload Capacity (Current) | 1Ie*1.1 / 1Ie*1.25 | 1Ie*1.1 / 1Ie*1.25 |
| System Communication Parameters | ||
| Communication Interface | EMS: RS485; Battery: CAN or RS485 | |
| DIDO Terminal | DI: 2CH; DO: 2CH | |
| Max. Conversion Efficiency | 98.5% | 98.5% |
| Installation Type | Plug-in Cabinet Mount | |
| General Overall Specifications | ||
| Unit Power Loss | Standby＜15W, No-Load＜200W | |
| Net Weight | ≤50kg | |
| Dimension(W*L*H) | 440×720×220mm | |
| Protection Grade | IP20 | |
| Operating Temp Range | -30~60℃ (Derate above 45℃) | |
| Humidity Range | 5%~95% RH | |
| Cooling Method | Intelligent Variable-Speed Air Cooling | |
| Applicable Altitude | 4000m (Derate above 2000m) | |
| Certification Standard | CE, IEC62477, IEC6100, EN50549 | |
🚀 Core Features & Product Advantages
⚡ High Efficiency & Ultra-Low Power Consumption
Max conversion efficiency up to 98.5%, standby loss ≤15W, no-load running loss below 160W to cut extra energy waste.
🛡️ Reliable Environmental Adaptability
Isolated air duct design, core control part with IP5X protection, stable operation against dust, salt fog and severe ambient conditions.
🔥 Strong Overload Resistance
Supports 150% instantaneous overload capacity to improve system flexibility and durability under impulse load.
🔄 Built-in STS Ultra-Fast Transfer
Seamless grid-tied/off-grid switching within less than 10ms to guarantee uninterrupted power supply for critical loads.
⛽ Diesel Gen Hybrid Working Mode
Flexible hybrid coordination with diesel generator to optimize multi-source energy utilization efficiency for off-grid microgrid.
🔗 Multi-Units Parallel Operation
Max 15 units parallel on AC side for grid/off-grid run; external STS required for parallel quantity over 3 units.
⚙️ Electrical Topology & Working Principle
🏙 Grid-Tied Working Mode
Three-phase independent control topology realizes bidirectional power flow, charge battery during grid off-peak hours for C&I peak-valley arbitrage, feed surplus PV power back to utility grid.
🏝 Off-Grid Isolated Power Mode
Operate standalone without utility grid, battery & PV supply AC load continuously, automatically switch to diesel generator hybrid mode when battery SOC is low.
⛽ Diesel-Gen Hybrid Microgrid Mode
PCS coordinates battery, PV and diesel genset intelligently, optimizes fuel consumption and improves overall renewable penetration rate for remote off-grid sites.
🏭 Typical Application Scenarios
🏢 C&I Peak-Valley Arbitrage Storage
Charge battery at low tariff & discharge at peak hours to cut factory electricity cost.
☀️ PV & Storage Hybrid System
Maximize self-consumption of rooftop PV, export surplus power to public grid.
🏝 Remote Island Off-Grid Microgrid
Hybrid PV+Battery+Diesel genset power supply for isolated islands without grid access.
🌾 Farm & Luxury Villa Backup Power
Smooth on/off-grid automatic switch to secure continuous household power supply.
🛡️ Full Safety & Protection Design
- Isolated air duct, anti-salt mist & sealed control cabinet design against dust and moisture erosion
- Wide temperature & humidity adaptability for stable running within 5%~95% ambient humidity range
- High anti-interference design with 2kV dielectric withstand voltage & Class III lightning surge protection configuration
- Passed professional vibration & packaging transportation reliability test before factory delivery
- Full-dimension fault self-check & historical failure log storage for quick on-site troubleshooting & maintenance
- Embedded islanding protection, low/high voltage ride-through, black-start & comprehensive grid-adaptive protection functions
❓ Frequently Asked Questions
Q1: Can multiple PCS units run in parallel?
A: Yes, max 15 units parallel on AC side for grid-tied or off-grid operation; external STS is mandatory when parallel quantity exceeds 3 units.
Q2: What’s the transfer time between grid-tied and off-grid mode?
A: Built-in STS module realizes seamless switch within less than 10ms to ensure uninterrupted power supply for critical loads.
Q3: What’s the maximum energy conversion efficiency of this PCS?
A: Peak conversion efficiency reaches 98.5%, standby power consumption ≤15W and no-load running loss is lower than 160W.
Q4: Which communication protocols does this PCS support?
A: Equipped with EMS RS485 and battery CAN/RS485 communication, compatible with mainstream BMS protocols for remote monitoring & system management.
📦 Related Energy Storage Matching Products
High-Power Large Scale PCS
For utility-scale battery energy storage station, expandable by multi-unit parallel connection.
Microgrid EMS Control System
Energy management system for multi-source coordination & optimized microgrid dispatch.
Integrated C&I ESS Solution
All-in-one storage system including lithium battery, PCS, EMS and distribution cabinet.
🤝 Global Business & After-Sales Technical Support
📞 WhatsApp / WeChat: +86-19066355917 (Dakun)
🏢 Manufacturer: Imax Power Technology Co., Ltd.
📩 Business Email: lee@imaxpwr.com
🛠️ Warranty & Custom Service:
- Standard factory warranty for all MSP PCS series
- Global remote technical guidance & local after-sales service
- Custom hardware/software solution & OEM development support
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