C&D EMERGING ENERGY
4kw 6kw Off-Grid Hybrid Inverter
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Off-grid Inverter

4kw 6kw Off-Grid Hybrid Inverter

4kw 6kw Off-Grid Hybrid Inverter

● IP66 protection rating

● 1.7 times the maximum MPPT input power under specific conditions, supports up to 2 times the PV input power.

● Maximum MPPT input current of 28A, supporting multiple strings of photovoltaic panels connected in parallel.

● Dual AC outputs with intelligent load management.

● Supports battery-free operation mode.

● Maximum discharge design of 135A.

Product Details

Features

● IP66 protection rating

● 1.7 times the maximum MPPT input power under specific conditions, supports up to 2 times the PV input power.

● Maximum MPPT input current of 28A, supporting multiple strings of photovoltaic panels connected in parallel.

● Dual AC outputs with intelligent load management.

● Supports battery-free operation mode.

● Maximum discharge design of 135A.

● Supports parallel connection of up to 6 single-phase inverters or 9 three-phase inverters in a grid configuration.

● Both AC and PV inputs can activate the lithium battery.

● Wide grid voltage adaptation range of 90-280Vac.

● 1.5 times grid input over-provisioning technology.

● Minimum MPPT operating voltage of 60Vdc.

● Comprehensive hardware protection.

● 5-year warranty / 10-year service (optional).


PULSE S3 Product Specifications

Model 4kW 6kW
Battery Data
Battery Type Lithium-ion & Lead-acid
Rated Battery Voltage(Vdc) 48
Battery Voltage Range (Vdc) 40~60
Max.Charge/Discharge Current(A) 80/100 125/135
Forced Wake-up by PV YES
PV Input
Max.PVAccess Power(W) 8000 12000
Max.MPPT Input Power(W) 6800 10200
Max.Input Voltage(Vdc) 500
Rated Input Voltage(Vdc) 370
MPPT Voltage Range(Vdc) 60~450
No.Of MPPT/Strings Per MPPT 1/2
Max Input Current Per MPPT(A) 28
Max.Short Circuit Current Per MPPT(A) 35A
Grid Input
Rated Grid Voltage(Vac) 220/230/240±5%
Voltage Input Range(Vac) 90~280
Rated Grid Frequency(Hz) 50/60
Max Input Current(A) 26 40
Total Harmonic Distortion(THDi) < 3%(of nominal power)
Backup Data
Rated Output Power(W) 4000 6000
Rated Output Current(A) 18 27
Rated Output Frequency(Hz) 50/60±0.1%
Overload Capability 1min@101-110%; 10s@110%~150%; 5s@150%~200%; 100ms@> 200%
Switch Time(ms) 10ms for Computer Equipment, 20ms for Household Equipment
Total Harmonic Distortion(THDv) < 3%
Efficiency
Max.Efficiency 97.0%
MPPT Tracking Efficiency 99.9%
Protection
Integrated DC Polarity Reverse Connection Protection, AC Output Overcurrent Protection,
Thermal Protection, AC Output Overvoltage Protection, AC Output Short Circuit
Protection, DC Component Monitoring, Overvoltage Load Drop Protection, Power
Network Monitoring, Earth Fault Detection, Surge protection level
Surge Protection TYPE II(DC), TYPEI(AC)
Over Voltage Category OVCⅡ(DC), OVCⅢ(AC)
General Data
Operating Temperature(℃) -40~+60(Above 45℃ Derating)
Dimensions [W*H*D](mm) 395*485*156
Weight(kg) 14.5
Inverter Topology Non-lsolated
Cooling Smart cooling
Altitude(m) ≤3000
Protection Level IP66
Communication RS232/RS485/CAN/Dry contact/External battery NTC/
Parallel communication/WIFI(optional)
Warranty 5Years
Standard
Safety Standards IEC62109-1:2010, EN 62109-1:2010, IEC 62109-2:2011, EN 62109-2:2011
EMC Standards EN IEC 61000-6-1:2019 EN IEC 61000-6-3:2021; EN IEC 61000-3-11:2019; EN61000-3-12:2011
Efficiency Standard IEC61683:1999
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Kontakt E-mail:sales@chinacnd.com
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