Active Member
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[China]
Address: NO.28 Taiyuan Road Hefei Anhui China
Contact name:Robin Zhong
JNTECH RENEWABLE ENERGY CO.,LTD |
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Low frequency Residential 3KW Off Grid Solar System Solar Power System with hybrid inverter
1. What is low frequency JNTECH residential hybrid off grid system with AC and solar MPPT charger controller.
With functions of low frequecy inverter, solar MPPT charge controller, AC charger, and AC by-pass to offer continously power support to all kinds of housefold. The LCD display offers user-configurable and easy accessible button operation for end user.
2. Why JNTECH off grid solar inverter
Intelligent:
1. Advanced battery management system (BMS);
2. Special AC output design, adopt emergency & heavy loads.
3. Support sealed battery and lithium battery with BMS;
Safety:
1. Overload and short circuit all kinds of protection;
2. Compatible to grid or generator power with AC
charger.
3. Auto restart while AC is recovering;
Smart:
1. Perfect pure sine wave output;
2. Select charging current;
3. Configurable AC/DC input priority by LCD setting.
Reliable:
1. Silicon-controlled rectifier be adoped in AC by-pass;
2. Built-in pure copper transformer for perfect overload protection;
3. Provide power supply to load for 24 hours with by pass and AC charger.
Model | JNF3KLF/48V-V2 |
Max. PV input voltage | 150Vdc |
Suitable PV array power | 3300W |
MPPT range | 35~145Vdc |
Rated Battery voltage | 48Vdc |
Battery rated charge current | 40A |
Battery charge efficiency | ≥96% |
Rated output capacity | 3KVA |
Rated output power | 2400W |
Output voltage | 230Vac (±5%) |
Rated frequency | 50/60Hz (±3%) |
Standby loss | ≤10W |
Max. efficiency | 90%~93% |
Total harmonic distortion (THD) | <3% |
Rated current | 4.5A |
Current peak factor | 3:1 |
Overload | 125%@rated power, 70s; 150%@rated power, 30s; 200%@rated power, 5s;
300%@rate power, 10ms |
AC input charge voltage | 160~270Vac |
AC input frequency | 50/60Hz (±3%) |
Max. charge current | 20A |
Grid by-pass switching time | <3% |
Dimension | 485mm*365mm*235mm |
Weight | 28kg |
Protection level | IP21 |
Audible noice | <60dB |
Cooling method | Force cooling |
Operate temperature | -20~+50℃ |
Storage temperature | -20~+70℃ |
Status indicator | LCD+LED |
Interface | RS485 (optional) |
Elevation | 2000m (>2000m need derating operate) |
4. Products detailed pictures
