On Grid String Inverters

Stromherz S 3~125k On Grid Series Inverters

  • Safe & Reliable
  • High Yield
  • Easy To Use
  • Zero Export To Grid
Safe & Reliable
- Adapt to complex power grid
- High reliability due to good heat dissipation design
- Integrated lightning protection for both DC and AC
- High anti-corrosion ability with aluminum alloy die casting technology
- IP66, allow to operate in harsh environments

- Adapt to complex power grid
- High reliability due to good heat dissipation design
- Integrated lightning protection for both DC and AC
- High anti-corrosion ability with aluminum alloy die casting technology
- IP66, allow to operate in harsh environments

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High Yield
- High yield with Max.98.8% efficiency
- European weighted efficiency 98.3%
- Wide MPPT voltage range
- Up to 10% continuous output overloading capacity
- Lower start-up voltage enables longer working hours every day

- High yield with Max.98.8% efficiency
- European weighted efficiency 98.3%
- Wide MPPT voltage range
- Up to 10% continuous output overloading capacity
- Lower start-up voltage enables longer working hours every day

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Easy To Use
- Plug and play connectors, easy for installation
- Support wireless and wired internet connection (RS485/Wi-Fi/GPRS/LAN optional)
- Remote upgrading available
- Fast and easy configuration via App or OLED display

- Plug and play connectors, easy for installation
- Support wireless and wired internet connection (RS485/Wi-Fi/GPRS/LAN optional)
- Remote upgrading available
- Fast and easy configuration via App or OLED display

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Zero Export To Grid
Zero export means that excess power from the solar power plant is not fed into the grid, with smart meter help

Zero export means that excess power from the solar power plant is not fed into the grid, with smart meter help

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SINGLE PHASE S1-3.33K-P
Show Parameters
TECHNICAL PARAMETERS SINGLE PHASE S1-3.33K-P
Model S-1K-1P S-1.5K-1P S-2K-1P S-2.5K-1P S-3K-1P S-3.3K-1P*
Input
Max. Input Power (W) 1,600 2,400 3,200 4,000 48,000 48,000
Start-up Voltage (V) 60 60 60 60 60 60
Min. DC Voltage (V) 55 55 55 55 55 55
Max. DC Input Voltage (V) 500 500 500 500 500 500
Rated DC Input Voltage (V) 360 360 360 360 360 360
MPPT Voltage Range (V) 80-450 80-450 80-450 80-450 80-450 80-450
No. of MPP Trackers 1 1 1 1 1 1
No. of DC Inputs per MPPT 1 1 1 1 1 1
Max. Input Current (A) 16 16 16 16 16 16
Max. Short-circuit Current (A) 20 20 20 20 20 20
Output
Rated Output Power (W) 1,000 1,500 2,000 2,500 3,000 3,300
Max. Output Power (W) 1,100 1,650 2,200 2,750 3,300 3,300
Max. Apparent Power (VA) 1,100 1,650 2,200 2,750 3,300 3,300
Rated Output Voltage (V) 220/230
Rated AC Frequency (Hz) 50/60Hz 45-55Hz/55-65Hz
Max. Output Current (A) 4.8 7.2 9.6 12 14.4 14.4
Power Factor 0.8 leading ...0.8 lagging
Max. total harmonic distortion <3% @Rated Output Power
DCI <0.5%In
Efficiency
Max. Efficiency 97.3% 97.3% 97.5% 97.5% 97.5% 97.5%
European Efficiency 96.4% 96.4% 97.0% 97.0% 97.0% 97.0%
MPPT Efficiency 99.9% 99.9% 99.9% 99.9% 99.9% 99.9%
Protection
DC Reverse Polarity Protection Integrated
Insulation Resistance Protection Integrated
DC Switch Optional
Surge Protection Integrated
Over-temperature Protection Integrated
Residual Current Protection Integrated
Anti-islanding Protection Frequency shift, Integrated
AC Short-circuit Protection Integrated
AC Over-voltage Protection Integrated
General Data
Dimensions (mm) 327W*297H*114D
Weight (kg) 6.5
Protection Degree IP66
Self-consumption at Night (W) <1
Topology Transformerless
Operating Temperature Range (° C) -30~60
Relative Humidity (%) 0~100
Operating Altitude (m) 4000 (derating@ > 3000)
Cooling Natural Convection
Noise Level (dB) 25
Display OLED & LED
Communication RS485/WiFi/ GPRS/LAN(Optional)
Compliance IEC62109, EN61000, C10/11, IEC61727, IEC62116, IEC60068, IEC61683, VDE4105, VDE0126, UTEC15-712-1, EN50549, RD661, RD413, RD1699,UNE 217001, UNE 217002, RD647, CEI 021, IS16221, IS16169, ABNT NBR 16149, ABNT NBR 16150
SINGLE PHASE S3-6K-P
Show Parameters
TECHNICAL PARAMETERS SINGLE PHASE S3-6K-P
Model S-3KW-1P S-3.6KW-1P S-4.2KW-1P S-4.6KW-1P S-5K-1P S-6KW-1P
Input
Max. Input Power (W) 4,800 5,760 6,720 7,360 8,000 9,600
Start-up Voltage (V) 80 80 80 80 80 80
Min. DC Voltage (V) 100 100 100 100 100 100
Max. DC Input Voltage (V) 600 600 600 600 600 600
Rated DC Input Voltage (V) 360 360 360 360 360 360
MPPT Voltage Range (V) 100-550 100-550 100-550 100-550 100-550 100-550
No. of MPP Trackers 2 2 2 2 2 2
No. of DC Inputs per MPPT 1 1 1 1 1 1
Max. Input Current (A) 15/15 ① 15/15 ① 15/15 ① 15/15 ① 15/15 ① 15/15 ①
Max. Short-circuit Current (A) 20/20 20/20 20/20 20/20 20/20 20/20
Output
Rated Output Power (W) 3,000 3,600 4,200 4,600 5,000/4,990 ② ** 6,000
Max. Output Power (W) 3,300 3,960 4,600 4,600 5,000/4,990 ② ** 6,000
Max. Apparent Power (VA) 3,300 3,960 4,600 4,600 5,000/4,990 ② ** 6,000
Rated Output Voltage (V) 220/230
Rated AC Frequency (Hz) 50/60Hz 45-55Hz/55-65Hz
Max. Output Current (A) 15 18*** 21 21 25/21.7 ② **** 28.7
Power Factor 0.8 leading ...0.8 lagging
Max. total harmonic distortion <3% @Rated Output Power
DCI <0.5%In
Efficiency
Max. Efficiency 98.1% 98.1% 98.1% 98.1% 98.1%% 98.1%
European Efficiency 97.5% 97.5% 97.5% 97.5% 97.5% 97.5%
MPPT Efficiency 99.9% 99.9% 99.9% 99.9% 99.9% 99.9%
Protection
DC Reverse Polarity Protection Integrated
Insulation Resistance Protection Integrated
DC Switch Optional
Surge Protection Integrated
Over-temperature Protection Integrated
Residual Current Protection Integrated
Anti-islanding Protection Integrated
AC Short-circuit Protection Integrated
AC Over-voltage Protection Integrated
General Data
Dimensions (mm) 410W*360H*120D
Weight (kg) 13
Protection Degree IP66
Self-consumption at Night (W) <1
Topology Transformer less
Operating Temperature Range (° C) -30~60
Relative Humidity (%) 0~100
Operating Altitude (m) 4000 (derating@ > 3000)
Cooling Natural Convection
Noise Level (dB) 25
Display OLED & LED
Communication RS485/WiFi/ GPRS/LAN(Optional)
Compliance NB/T32004, IEC62109, IEC62116, VDE4105, VDE0126, UTE C15-712-1, AS4777, C10/11, CEI0-21, RD1699, NBR16149, IEC61727, IEC60068, IEC61683, EN50549, EN61000
SINGLE PHASE S7-11K-P
Show Parameters
TECHNICAL PARAMETERS SINGLE PHASE S7-11K-P
Model S-7KW-3P S-8KW-3P S-9KW-3P S-10KW-3P S-11KW-3P*
Input
Max. Input Power (W) 11,200 12,800 14,400 16,000 16,000
Start-up Voltage (V) 80 80 80 80 80
Max. DC Input Voltage (V) 600 600 600 600 600
Rated DC Input Voltage (V) 360 360 360 360 360
MPPT Voltage Range (V) 80~550 80~550 80~550 80~550 80~550
No. of MPP Trackers 2 2 2 2 2
No. of DC Inputs per MPPT 1/2 1/2 1/2 1/2 1/2
Max. Input Current (A) 15/30 15/30 15/30 15/30 15/30
Max. Short-circuit Current (A) 20/40 20/40 20/40 20/40 20/40
Output
Rated Output Power (W) 7,000 8,000 9,000 10,000 11,000
Max. Output Power (W) 7,700 8,800 9,900 11,000 11,000
AC output rated apparent power (VA) 7,000 8,000 9,000 10,000 11,000
Max. Apparent Power (VA) 7,700 8,800 9,900 11,000 11,000
Rated Output Voltage (V) 220/230
Rated AC Frequency (Hz) 50/60
AC output rated current (A) 30,4 34,8 39,1 43,5 47,8
Max. Output Current (A) 33,5 38,3 43 47,8 47,8
Power Factor 0.8 leading ...0.8 lagging
Max. total harmonic distortion <3% @Rated Output Power
DCI <0.5%In
Efficiency
Max. Efficiency 98.1% 98.1% 98.1% 98.1% 98.1%
European Efficiency 97.6% 97.6% 97.6% 97.6% 97.6%
MPPT Efficiency 99.9% 99.9% 99.9% 99.9% 99.9%
Protection
DC Reverse Polarity Protection Integrated
Insulation Resistance Protection Integrated
DC Switch Optional
Surge Protection Integrated
Over-temperature Protection Integrated
Residual Current Protection Integrated
Anti-islanding Protection Integrated
AC Short-circuit Protection Integrated
AC Over-voltage Protection Integrated
General Data
Dimensions (mm) 550W*410H*175D
Weight (kg) 24 26
Protection Degree IP66
Self-consumption at Night (W) <1
Topology Transformer less
Operating Temperature Range (° C) -30~60
Relative Humidity (%) 0~100
Operating Altitude (m) 4000 (derating@ > 3000)
Cooling Natural Convection Smart Fan Cooling
Noise Level (dB) < 25 < 40
Display OLED & LED
Communication RS485/WiFi/ GPRS/LAN(Optional)
Compliance NB/T32004, IEC62109, IEC62116, VDE4105, VDE0126, UTE C15-712-1, AS4777, C10/11, CEI0-21, RD1699, NBR16149, IEC61727, IEC60068, IEC61683, EN50549, EN61000
THREE PHASE:S-4~25K-3P
Show Parameters
TECHNICAL PARAMETERS THREE PHASE:S-4~25K-3P
Model S-4KW-3P S-5KW-3P S-6KW-3P S-8KW-3P S-10KW-3P S-12KW-3P S-15KW-3P S-17KW-3P S-20KW-3P S-25KW-3P
Input
Max. Input Power (W) 6,400 8,000 9,600 12,800 16,000 19,200 24,000 27,200 32,000 40,000
Start-up Voltage (V) 180 180 180 180 180 180 180 180 180 180
Min. DC Voltage (V) 150 150 150 150 150 150 150 150 150 150
Max. DC Input Voltage (V) 1,100 1,100 1,100 1,100 1,100 1,100 1,100 1,100 1,100 1,100
Rated DC Input Voltage (V) 620 620 620 620 620 620 620 620 620 620
MPPT Voltage Range (V) 160-1000 160-1000 160-1000 160-1000 160-1000 160-1000 160-1000 160-1000 160-1000 160-1000
No. of MPP Trackers 2 2 2 2 2 2 2 2 2 2
No. of DC Inputs per MPPT 1 1 1 1 1 1 1 1 1 1
Max. Input Current (A) 15/15 15/15 15/15 15/15 15/15 15/15 15/15 15/15 15/15 15/15
Max. Short-circuit Current (A) 20/20 20/20 20/20 20/20 20/20 20/20 20/40 40/40 40/40 40/40
Output
Rated Output Power (W) 4,000 5,000 6,000 8,000 10,000 12,000 15,000 17,000 20,000 25,000
Max. Output Power (W) 4,400 5,500 6,600 8,800 11,000 13,200 16,500 18,700 22,000 25,000
Max. Apparent Power (VA) 4,400 5,500 6,600 8,800 11,000 13,200 16,500 18,700 22,000 25,000
Rated Output Voltage (V) 3L/N/PE, 230/400V
Rated AC Frequency (Hz) 50/60Hz 45-55Hz/55-65Hz
Max. Output Current (A) 6.7 8.4 10 13.3 16.5 20 25 28.4 31.9 39
Power Factor 0.8 leading ...0.8 lagging
Max. total harmonic distortion <3% @Rated Output Power
DCI <0.5%In
Efficiency
Max. Efficiency 98.1% 98.1% 98.3% 98.3% 98.6% 98.6% 98.6% 98.6% 98.6% 98.6%
European Efficiency 97.9% 97.9% 98.0% 98.0% 98.2% 98.2% 98.2% 98.2% 98.2% 98.2%
MPPT Efficiency 99.9% 99.9% 99.9% 99.9% 99.9% 99.9% 99.9% 99.9% 99.9% 99.9%
Protection
DC Reverse Polarity Protection Integrated
Insulation Resistance Protection Integrated
DC Switch Optional
Surge Protection Integrated
Over-temperature Protection Integrated
Residual Current Protection Integrated
Anti-islanding Protection Frequency shift, Integrated
AC Short-circuit Protection Integrated
AC Over-voltage Protection Integrated
General Data
Dimensions (mm) 550W*410H*175D
Weight (kg) 23 26 29
Protection Degree IP66
Self-consumption at Night (W) <1
Topology Transformer less
Operating Temperature Range (° C) -30~60
Relative Humidity (%) 0~100
Operating Altitude (m) 4000 (derating@ > 3000)
Cooling Natural Convection Smart Fan Cooling
Noise Level (dB) < 25 < 40
Display OLED & LED
Communication RS485/WiFi/ GPRS/LAN(Optional)
Compliance NB/T32004, IEC62109, EN61000, AS/NZS 4777.2, AS60749.3, C10/11, IEC61727, IEC62116, IEC60068, IEC61683, VDE4105, VDE0126, UTEC15-712-1, NRS 097-2-1, PEA, MEA, EN50549, PN 50549-1RD661, RD413, RD1699, UNE 217001, UNE 217002, RD647, NTS631, CEI 021, CEI 016, IS16221, IS16169, G98, G99
THREE PHASE:S-30~50K
Show Parameters
TECHNICAL PARAMETERS THREE PHASE:S-30~50K
Model S-30K S-33K S-36K S-40K S-45K S-50K S-40K-HV S-50K-HV
Input
Max. Input Power (W) 48,000 52,800 57,600 64,000 72,000 80,000 64,000 80,000
Start-up Voltage (V) 180 180 180 180 180 180 180 180
Max. DC Input Voltage (V) 1,100 1,100 1,100 1,100 1,100 1,100 1,100 1,100
Rated DC Input Voltage (V) 620 620 620 620 620 620 620 620
MPPT Voltage Range (V) 180-1000 180-1000 180-1000 180-1000 180-1000 180-1000 180-1000 180-1000
No. of MPP Trackers 4 4 4 4 4 4 4 4
No. of DC Inputs per MPPT 2 2 2 2 2 2 2 2
Max. Input Current (A) 26/26/26/26 26/26/26/26 26/26/26/26 26/26/26/26 26/26/26/26 26/26/26/26 26/26/26/26 26/26/26/26
Max. Short-circuit Current (A) 40/40/40/40 40/40/40/40 40/40/40/40 40/40/40/40 40/40/40/40 40/40/40/40 40/40/40/40 40/40/40/40
Output
Rated Output Power (W) 30,000 33,000 36,000 40,000 45,000 50,000 40,000 50,000
Max. Output Power (W) 33,000 36,300 39,600 44,000 49,500 55,000 44,000 55,000
AC output rated apparent power(VA) 30,000 33,000 36,000 40,000 45,000 50,000 40,000 50,000
Max. Apparent Power (VA) 33,000 36,300 39,600 44,000 49,500 55,000 44,000 55,000
Rated Output Voltage (V) 3 L/ N / PE,380 / 400V 3 L/ PE,480V
Rated AC Frequency (Hz) 50/60 50/60 50/60 50/60 50/60 50/60 50/60 50/60
AC output rated current(A) 43.5 47.8 52.2 58.0 65.2 72.5 48.1 60.2
Max. Output Current (A) 47.8 52.6 57.4 63.8 71.7 79.7 52.9 66.2
Power Factor 0.8 leading ...0.8 lagging
Max. total harmonic distortion <3% @Rated Output Power
DCI <0.5%In
Efficiency
Max. Efficiency 98.8% 98.8% 98.8% 98.8% 98.8% 98.8% 98.8% 98.8%
European Efficiency 98.3% 98.3% 98.3% 98.3% 98.3% 98.3% 98.3% 98.3%
MPPT Efficiency 99.9% 99.9% 99.9% 99.9% 99.9% 99.9% 99.9% 99.9%
Protection
DC Reverse Polarity Protection Integrated
Insulation Resistance Protection Integrated
DC Switch Integrated
Surge Protection Integrated
Over-temperature Protection Integrated
Residual Current Protection Integrated
Islanding protection Frequency shift, Integrated
AC Short-circuit Protection Integrated
AC Over-voltage Protection Integrated
General Data
Dimensions (mm) 600*400*270
Weight (kg) 42
Protection Degree IP66
Self-consumption at Night (W) <1
Topology Transformerless
Operating Temperature Range (° C) -30~60
Relative Humidity (%) 0~100
Operating Altitude (m) 4000 (derating@ > 3000)
Cooling Fan Cooling
Display OLED & LED
Communication RS485/WiFi/ GPRS/LAN(Optional)
Compliance NB/T32004、IEC62109、IEC62116、VDE4105、VDE0126、UTE
C15-712-1、AS4777、C10/11、
CEI0-21、RD1699、NBR16149、IEC61727、IEC60068、IEC61683、EN50549、EN61000
THREE PHASE:S-80~110K、100K/125K-HV
Show Parameters
TECHNICAL PARAMETERS THREE PHASE:S-80~110K、100K/125K-HV
Model S-80K S-100K S-110K S-100K-HV S-125K-HV
Input
Max. Input Power (W) 128,000 160,000 176,000 160,000 200,000
Start-up Voltage (V) 200 200 200 200 200
Min. DC Voltage (V) 180 180 180 180 180
Max. DC Input Voltage (V) 1,100 1,100 1,100 1,100 1,100
Rated DC Input Voltage (V) 620 620 620 750 750
MPPT Voltage Range (V) 200-950 200-950 200-950 200-950 200-950
No. of MPP Trackers 8 10 10 10 10
No. of DC Inputs per MPPT 16 20 20 20 20
Max. Input Current (A) 8*16 10*26 10*26 10*26 10*26
Max. Short-circuit Current (A) 8*40 10*40 10*40 10*40 10*40
Output
Rated Output Power (W) 80,000 100,000 110,800 100,000 125,000
Max. Output Power (W) 88,000 110,000 121,000 110,000 137,000
Max. Apparent Power (VA) 88,000 110,000 121,000 110,000 137,000
Rated Output Voltage (V) 3L/N/PE,230/400V 3/PE,288/500V
Rated AC Frequency (Hz) 50/60Hz 45-55Hz/55-65Hz
Max. Output Current (A) 127 158.8 174.8 127 158.8
Power Factor 0.8 leading...0.8 lagging
Max. total harmonic distortion <3% @ Rated Output Power
DCI <0.5% In
Efficiency
Max. Efficiency 98.8% 98.8% 98.8% 98.8% 98.8%
European Efficiency 98.3% 98.3% 98.3% 98.3% 98.3%
MPPT Efficiency 99.9% 99.9% 99.9% 99.9% 99.9%
Protection
DC Reverse Polarity Protection Integrated
Insulation Resistance Protection Integrated
DC Switch Optional
Surge Protection Integrated
Over-temperature Protection Integrated
Residual Current Protection Integrated
Anti-islanding Protection Integrated
AC Short-circuit Protection Integrated
AC Over-voltage Protection Integrated
PID Protection Optional
General Data
Dimensions (mm) 975W*680H*290D
Weight (kg) 79 82
Protection Degree IP65
Self-consumption at Night (W) <1
Topology Transformerless
Operating Temperature Range (° C) -30~60
Relative Humidity (%) 0~100
Operating Altitude (m) 4000 (derating@ > 3000)
Cooling Smart Fan Cooling
Noise Level (dB) < 55
Display OLED & LED
Communication RS485, WiFi/GPRS/LAN (Optional)
Compliance NB/T32004、IEC62109、IEC62116、IEC61727、IEC60068、IEC61683、EN50549、EN61000
SMART METER

The Stromherz smart meter is a two-way smart meter that supports various grid voltages and grid types, which collects voltage, reactive power current, active power, active energy, reactive energy and other information, and records the power and real-time energy that is supplied and consumed by the electricity grid. Together with the Stromherz monitoring system, it records and presents various data on energy flows such as self-consumption. Thanks to the rapid communication with the Stromherz inverters via the interface Modbus RTU, can quickly process export limitation and control with on-grid inverter, and realize perfect coordination between on-grid inverter, PV string, battery, grid and loads, optimizing the entire energy management of the system and improving self-sufficiency rates.

  • Export limitation and control
  • Various CT models are available*
  • High measurement accuracy
  • Compatible with different types of Grids

Monitor from anywhere

United management of all system installed for quick and easy service support. Support remote monitoring，parameter setting，fault diagnosis and software upgrade.

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STROMHERZ
HEADQUARTERS

Tel

+44 20 7692 8949

Email

info@nordexholding.com

Address

Nordex Holding LP, 272 Bath Street,
Glasgow, Scotland, G2 4JR, Nordex

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