Epever NP Series User Manual
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Epever NP Series User Manual

Pure sine wave inverter
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PURE SINE WAVE INVERTER
USER MANUAL
NP260;NP400；
NP600;NP800;NP1000
NP1200;NP1500;NP2000
NP2500;NP3000;NP3500
NP4000;NP5000
1

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Summary of Contents for Epever NP Series

  • Page 1 PURE SINE WAVE INVERTER USER MANUAL NP260;NP400； NP600;NP800;NP1000 NP1200;NP1500;NP2000 NP2500;NP3000;NP3500 NP4000;NP5000...

  • Page 3: Table Of Contents

    Contents Important Safety Instructions ........... 1 1. Overview ..............6 2. Characteristics ............8 3. Designations of models ..........14 4. Schematic diagram for connections ......15 5. Installation instructions ..........17 5.1 General installation notes ........17 5.2 Wire size &breaker ..........17 5.3 Mounting ............

  • Page 4: Important Safety Instructions

    Important Safety Instructions Please reserve this manual for future review. This manual contains all the instructions about safety, installation, and operation for NPower series pure sine wave inverter (hereinafter referred to as the inverter). Explanation of symbols To enable the user to use the product efficiently, as well as to ensure personal and property safety, this manual provides related information and emphasize the following symbols.
  • Page 5 2. Requirements for professional and technical personnel  Professionally trained;  Familiar with related safety specification for the electrical system;  Read the entire user manual to get related safety cautions. 3. Professional and technical personnel is allowed to do ...
  • Page 6 5. Safety cautions for mechanical installation WARNING: Before installation, must make sure the inverter has no electrical connection. WARNING: Ensure the heat dissipation space for the inverter installation, and do not install the inverter in humid, greasy, flammable, explosive, dust accumulative or other severe environments. 6.
  • Page 7 7.Safety cautions for inverter operation WARNING HOT SURFACE: Do not touch it when the inverter is working, its surface may become very hot. Keep away from the material or device which may suffer from high temperature. CAUTION: Do not open the inverter to operate when it is working. WARNING: The AC output with high voltage during the inverter operation, so do NOT touch the connection point, it may cause danger.
  • Page 8 10. Safety cautions for inverter maintenance  Testing equipment is recommended to check the inverter without voltage or current;  When conducting electrical connection and maintenance work, must post temporary warning sign or put up barriers, to prevent unrelated personnel from entering the electrical connection or maintenance area.

  • Page 9: Overview

    1. Overview NPower series is a kind of pure sine wave inverter which can convert 12/24/48VDC to 220/230Vac.It is based on full digital and intelligent design, it adopts the advanced SPWM technology, voltage and current double closed-loop controlled and completely isolated inverter technology, such as to ensure the product with high quality electrical parameters, the stronger ability to resist impact load, the input surge prevention design at the same time.meet the special requirements of lithium battery surge limit, to ensure the safety and...
  • Page 10  OperRS485 port can connect the communication module, realize remote start/stop inverter and monitor the running status via the APP or PC software. Set the input low voltage and low voltage reconnect voltage via the APP or PC software  Set the inverter’s ID via the APP or PC software to monitor several inverters.

  • Page 11: Characteristics

    2.Characteristics 1)NP260～NP1200 2)NP1500～NP3500, NP4000-42(T)
  • Page 12 3)NP4000-22(T)，NP5000-42(T) ❶ ❽ Ventilation fan Mode switch ❷ ❾ Handle RS485 communication port ❸ ❿ DC input terminal positive Working indicator(green) ❹ ⓫ DC input terminal negative Fault indicator(red) ❺ ⓬ AC outlet Grounding terminal ❻ ⓭ External switch connection point Mounting hole size ❼...
  • Page 13 (1) Ventilation fan  The cooling fan will be automatically turned on if the inverter could reach any condition down below. 1)Heat sink temperature is higher than 45℃ 2)Internal temperature is higher than 45℃ 3)The output power is higher than same power，see the below table：. Models Instruction NP260-12(X);...
  • Page 14 NP1000-22(X) The output power is lower than 400W NP1200-12(X); NP1200-22(X) The output power is lower than 500W NP1500-12(T);NP1500-22(T) NP2000-12(T);NP2000-22(T); NP2000-42(T) NP2500-12(T);NP2500-22(T); NP2500-42(T) The output power is lower than 800W NP3000-22(T);NP3000-42(T) NP3500-42(T) NP4000-22(T) NP5000-42(T) NP4000-42(T) The output power is lower than 1200W “X”...
  • Page 15 Australia/New Zealand: European: Terminal：...
  • Page 16 (3)Mode switch When the switch of number 1 is on the 230V side, the output voltage is 230VAC, otherwise is 220VAC. When the switch of number 2 is on the 60Hz side, the output frequency is 60Hz, otherwise is 50Hz. CAUTION: Both the output frequency and voltage change availability after restarting the inverter.

  • Page 17: Designations Of Models

    3.Designations of models Input rated Output Output rated Models voltage power voltage NP260-12(X) 12VDC 260W NP260-22(X) 24VDC NP400-12(X) 12VDC 400W NP400-22(X) 24VDC NP600-12(X) 12VDC 600W NP600-22(X) 24VDC NP800-12(X) 12VDC 800W NP1000-22(X) 24VDC 1000W NP1200-12(X) 12VDC 1200W NP1200-22(X) 24VDC NP1500-12(T) 12VDC 1500W NP1500-22(T) 24VDC...

  • Page 18: Schematic Diagram For Connections

    4. Schematic diagram for connections 1)NP260～NP1200 2)NP1500～NP3500, NP4000-42(T)
  • Page 19 3)NP4000-22(T)，NP5000-42(T) CAUTION：Connect the DC input directly to the battery port is recommended,DO NOT connect to the battery terminal of the controller. Otherwise, the charging frequency spikes of the controller may lead to over-voltage protection of the inverter.

  • Page 20: Installation Instructions

    5.Installation instructions 5.1 General installation notes  Please read the manual carefully to get familiar with the installation steps before installation.  Be very careful when installing the batteries, especially flooded lead-acid battery. Please wear eye protection, and have fresh water available to rinse if any contact with battery acid.
  • Page 21  Wire, terminals and breaker selection for battery Battery wire Models Terminal Breaker size NP260-12(X) /9AWG RNB5.5-6 DC/2P—40A NP260-22(X) /11AWG RNB5.5-6 DC/2P—20A NP400-12(X) 10mm /7AWG RNB8-6S DC/2P—63A NP400-22(X) /9AWG RNB5.5-6 DC/2P—32A NP600-12(X) 16mm /5AWG RNB14-8 DC/2P—80A NP600-22(X) /9AWG RNB8-8 DC/2P—40A NP800-12(X) 25mm /3AWG...

  • Page 22: Mounting

    NP3000-*2(T) 2.5mm /13AWG AC/2P—16A NP3500-*2(T) 2.5mm /13AWG AC/2P—16A NP4000-*2(T) /11AWG AC/2P—25A NP5000-*2(T) /11AWG AC/2P—32A IMPORTANT: The wire size and terminal are for reference only, use thicker wires to lower the voltage drop and improve the system performance when the distance between inverter and batter is far. IMPORTANT: The above wire size and circuit breaker size are for recommendation only, please choose suitable wire and circuit breaker according to the practical situation.
  • Page 23 2)NP1500～NP3500, NP4000-42(T) 3)NP4000-22(T)，NP5000-42(T) Step3：Wiring The AC equipment shall be determined by the WARNING： continuous output power of the inverter, but the surge power must be lower than the instantaneous surge power of the inverter. CAUTION:The switch of inverter isOFF before wiring.
  • Page 24 CAUTION: DONOT close the circuit breaker or fuse and make sure that the leads of “+” and “-” poles are connected correctly while wiring the inverter. CAUTION:A fuse which current is 1.25 to 2 times the rated current of the inverter, must be installed on the battery side with a distance from the battery not greater than 150mm.
  • Page 25 ❷Battery NP4000-42(T) 3)NP4000-22(T)，NP5000-42(T)
  • Page 26 ❸AC loads ,NP4000-42(T) 3)NP4000-22(T)，NP5000-42(T)
  • Page 27 ❹Accessories ,NP4000-42(T) 3)NP4000-22(T)，NP5000-42(T) CAUTION: Disconnect the system in the reverse order❹❸❷❶.
  • Page 28 Step4：Power on the inverter ⑴ Switch on the input breaker or the fuse between inverter and battery. ⑵ Turn on the power swith to start the inverter, green indicator on solid and the AC output is normal. ⑶ Turn on the load one by one, and check the operation status of both inverter and load.

  • Page 29: Protection

    6. Protection Input reverse polarity protection The electronic circuit works to protect the inverter from damage while input reverse polarity.And the inverter will get right while the input is right. 2) Input overvoltage protection  Input overvoltage protection Models Protection value Default User-defined Phenomenon...
  • Page 30 Ui≤21.0V — — immediately NP***-2* Green indicator — — slowly flashing NP***-4* Ui≤42.0V Buzzer sounds  Low voltage recover protection Models Recover value Default User-defined Phenomenon Ui≥12.5V NP***-1* 12.5V 12～13V Green indicator on NP***-2* Ui≥25V 24～26V solid NP***-4* Ui≥50V 48～52V Output is ON Overload protection The output is OFF after the 60s...

  • Page 31: Troubleshooting

    7. Troubleshooting WARNING DO NOT try to repair or maintain the inverter by yourself, it may cause danger. Phenomenon Possible reasons Troubleshooting Measure the DC input voltage if the voltage is lower Green indicator slowly flashing DC input voltage than10.8/21.6/43.2V. Adjust the input voltage to Buzzer sounds under voltage restore normally.

  • Page 32: Maintenance

    8. Maintenance The following inspections and maintenance tasks are recommended at least two times per year for the best performance.  Make sure no block on air-flow around the inverter. Clear up any dirt and fragments on the radiator.  Check all the naked wires to make sure insulation is not damaged for serious solarization.

  • Page 33: Technical Specifications

    9. Technical Specifications Item NP260-12 NP260-22 Output continuous power 260W@25℃；260W@45℃ Surge power 400W Output voltage 220/230VAC(-8%~+3%) 220/230VAC(± 3%) Output frequency 50/60Hz± 0.2% Output wave Pure Sine Wave THD≤3%(Resistive load) Output distortion THD 0.2~1(VA≤Continuous output power) Load power factor Rated input voltage 12VDC 24VDC Input voltage range...
  • Page 34 Item NP400-12 NP400-22 Output continuous power 400W@25℃；350W@45℃ Surge power 700W Output voltage 220/230VAC(-8%~+3%) 220/230VAC(± 3%) Output frequency 50/60Hz± 0.2% Output wave Pure Sine Wave THD≤3%(Resistive load) Output distortion THD 0.2~1(VA≤Continuous output power) Load power factor Rated input voltage 12VDC 24VDC Input voltage range 10.8~16VDC 21.6~32VDC...
  • Page 35 Item NP600-12 NP600-22 Output continuous power 600W@25℃； 500W@45℃ Surge power 1000W Output voltage 220/230VAC(-8%~+3%) 220/230VAC(± 3%) Output frequency 50/60Hz± 0.2% Output wave Pure Sine Wave THD≤3%(Resistive load) Output distortion THD 0.2~1(VA≤Continuous output power) Load power factor Rated input voltage 12VDC 24VDC Input voltage range 10.8~16VDC...
  • Page 36 Item NP800-12 Output continuous power 800W@25℃；800W@45℃ Surge power 1600W Output voltage 220/230VAC (-8%~+3%) Output frequency 50/60Hz± 0.2% Output wave Pure Sine Wave THD≤3%(Resistive load) Output distortion THD 0.2~1(VA≤Continuous output power) Load power factor Rated input voltage 12VDC Input voltage range 10.8~16VDC Output efficiency of ①...
  • Page 37 Item NP1000-22 Output continuous power 1000W@25℃；800W@45℃ Surge power 1600W Output voltage 220/230VAC(± 3%) Output frequency 50/60Hz± 0.2% Output wave Pure Sine Wave THD≤3%(Resistive load) Output distortion THD 0.2~1(VA≤Continuous output power) Load power factor Rated input voltage 24VDC Input voltage range 21.6~32VDC Output efficiency of ①...
  • Page 38 Item NP1200-12 NP1200-22 Output continuous power 1200W@25℃；1000W@45℃ Surge power 2000W Output voltage 220/230VAC(-8%~+3%) 220/230VAC(± 3%) Output frequency 50/60Hz± 0.2% Output wave Pure Sine Wave THD≤3%(Resistive load) Output distortion THD 0.2~1(VA≤Continuous output power) Load power factor Rated input voltage 12VDC 24VDC Input voltage range 10.8~16VDC 21.6~32VDC...
  • Page 39 Item NP1500-12 NP1500-22 1500W@25℃ 1500W@25℃ Output continuous power 1300W@45℃ 1500W@45℃ Surge power 3000W Output voltage 220/230VAC（-5%~+3%） 220/230VAC（± 3%） Output frequency 50/60Hz± 0.2% Output wave Pure Sine Wave THD≤5% THD≤3% Output distortion THD (Resistive load) (Resistive load) 0.2~1(VA≤Continuous output power) Load power factor Rated input voltage 12VDC 24VDC...
  • Page 40 Item NP2000-12 NP2000-22 NP2000-42 Output continuous 2000W@25℃；2000W@45℃ power Surge power 4000W 220/230VAC 220/230VAC(± 3%) Output voltage (-5%~+3%) Output frequency 50/60Hz± 0.2% Output wave Pure Sine Wave THD≤5% THD≤3% Output distortion (Resistive load) (Resistive load) 0.2~1(VA≤Continuous output power) Load power factor Rated input voltage 12VDC 24VDC...

  • Page 41: Annexⅰdisclaimer

    Item NP2500-12 NP2500-22 NP2500-42 Output continuous 2500W@25℃；2500W@45℃ power 5000W Surge power 220/230VAC 220/230VAC 220/230VAC Output voltage (±3%) (-8%~+3%) (-6%~+3%) Output frequency 50/60Hz± 0.2% Output wave Pure Sine Wave THD≤5% THD≤3% Output distortion (Resistive load) (Resistive load) 0.2~1(VA≤Continuous output power) Load power factor Rated input voltage 12VDC 24VDC...
  • Page 42 Item NP3000-22 NP3000-42 Output continuous 3000W@25℃；3000W@45℃ power Surge power 6000W Output voltage 220/230VAC(-5%~+3%) 220/230VAC(± 3%) Output frequency 50/60Hz± 0.2% Output wave Pure Sine Wave THD≤3%(Resistive load) Output distortion THD 0.2~1(VA≤Continuous output power) Load power factor Rated input voltage 24VDC 48VDC Input voltage range 21.6～32VDC 43.2～64VDC...
  • Page 43 Item NP3500-42 Output continuous 3500W@25℃；3500W@45℃ power Surge power 7000W Output voltage 220/230VAC(± 3%) Output frequency 50/60Hz± 0.2% Output wave Pure Sine Wave THD≤3%(Resistive load) Output distortion THD 0.2~1(VA≤Continuous output power) Load power factor Rated input voltage 48VDC Input voltage range 43.2～64VDC Output efficiency of ①...
  • Page 44 Item NP4000-22 NP4000-42 Output continuous 4000W@25℃；4000W@45℃ power Surge power 8000W Output voltage 220/230VAC(± 3%) Output frequency 50/60Hz± 0.2% Output wave Pure Sine Wave THD≤3%(Resistive load) Output distortion THD 0.2~1(VA≤Continuous output power) Load power factor Rated input voltage 24VDC 48VDC Input voltage range 21.6～32VDC 43.2～64VDC Output efficiency of...
  • Page 45 Item NP5000-42 Output continuous 5000W@25℃；5000W@45℃ power Surge power 10000W Output voltage 220/230VAC(± 3%) Output frequency 50/60Hz± 0.2% Output wave Pure Sine Wave THD≤3%(Resistive load) Output distortion THD 0.2~1(VA≤Continuous output power) Load power factor Rated input voltage 48VDC Input voltage range 43.2～64VDC Output efficiency of 91.5%...
  • Page 46  Environmental parameters Working temperature -20℃~+45℃(Full load) Storage temperature -35℃~ +70℃ Humidity < 95%(N.C.) Enclosure IP20 <5000m Altitude (Derating to operate according to IEC62040 at a height exceeding 1000m)
  • Page 47 AnnexⅠDisclaimer The warranty does not apply under the following conditions:  Damage caused by improper use or use an inappropriate environment.  Battery voltage exceeds the input voltage limit of the inverter.  Damage caused by the working environment temperature exceeds the rated range.
  • Page 48 HUIZHOU EPEVER TECHNOLOGY CO., LTD. Beijing Tel: +86-10-82894896/82894112 Huizhou Tel: +86-752-3889706 E-mail: info@epsolarpv.com Website: www.epsolarpv.com www.epever.com...

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