Whes – Single Phase Energy Storage System

Residential Single-Phase All-In-One Energy Storage System
3.6-10kW / 4.99-19.9kWh

Max. 2 times: Photovoltaic Oversizing 16 A: Max. PV Input Current Per String 50 A: Fast Charge / Discharge Current
< 10 ms: EPS Switching Time, Full House Backup Available¹ -20 °C: Operating Temperature, Heating Module Inside Built-in FSS: Built-in Aerosol Fire Suppression System

Powered by ECOS (ECOS Smart Home), From WHES, Battery Heating Technology

Convenient

  • Built-in meter function simplifies communication wiring.
  • Integrated plug-in terminal, saving 75% installation time between modules.

Flexible

  • 4.992kWh per battery module, up to 4 battery modules for a single unit.
  • Supports up to 5 units in parallel.

Safe

  • Four-layer protection design, including built-in fire suppression system.
  • Supports AFCI for enhanced system safety.
  • Long life cell, meeting the most stringent safety standards – UL9540A.

Friendly

  • Supports optional intelligent heating module, providing a wider operating temperature range.
  • < 25 dB, no noise pollution.
  • Supports DRM, Ripple Control, and §14a EnWG.
Categories: , Product ID: 20725

Description

PP-S2 Technical Specifications
Model-specific values
Parameter SIA-3.6kW SIA-4.6kW¹ SIA-5kW SIA-6kW SIA-8kW SIA-10kW
PV Input
Max. PV Input Power 7360 Wp 9200 Wp 10000 Wp 12000 Wp 16000 Wp 20000 Wp
Max. Input Current 32 A (16 A * 2) 32 A (16 A * 2) 32 A (16 A * 2) 32 A (16 A * 2) 64 A (32 A * 2) 64 A (32 A * 2)
Max. Input Short Circuit Current 44 A (22 A * 2) 44 A (22 A * 2) 44 A (22 A * 2) 44 A (22 A * 2) 88 A (44A * 2) 88 A (44A * 2)
No. of MPPT 2 2 2 2 2 2
No. of PV Strings per MPPT 1 1 1 1 2 2
AC Input/Output
Rated Input/Output Power 7360 W / 3680 W 9200 W / 4600 W 10000 W / 5000 W 12000 W / 6000 W 14490 W / 8000 W 14490 W / 10000 W
Max. Apparent Input/Output Power 7360 VA / 3680 VA 9200 VA / 4600 VA 10000 VA / 5000 VA 12000 VA / 6000 VA 14490 VA / 8000 VA 14490 VA / 10000 VA
Rated Input / Output Current 32 A / 16 A 40 A / 20 A 43.5 A / 21.8 A 52.2 A / 26.1 A 63 A / 34.8 A 63 A / 43.5 A
Max. Input / Output Current 32 A / 16 A 40 A / 20 A 43.5 A / 21.8 A 52.2 A / 26.1 A 63 A / 34.8 A 63 A / 43.5 A
EPS Output
Rated Outpout Power² 3680 W 4600 W 5000 W 6000 W 8000 W 10000 W
Peak Apparent Output Power 1.5 times of rated power, 10s 1.5 times of rated power, 10s 1.5 times of rated power, 10s 1.5 times of rated power, 10s 1.5 times of rated power, 10s 14490W, 10S
Rated Output Current 16 A 20 A 21.8 A 26.1 A 34.8 A 43.5 A
Values common to all models

PV Input

  • Max. Input Voltage: 600 V
  • Rated Input Voltage: 360 V
  • Start-up Voltage: 90 V
  • MPPT Voltage Range: 50…560 V

Battery Model

  • Battery Type: LFP, 3.2 V / 52 Ah
  • Battery PACK Configuration: 1P*30S, 4.992 kWh
  • Battery Capacity: 4.992…19.968 kWh
  • Voltage Range: 80…500 V
  • Max. Charging/Discharging Current: 50 / 50 A

AC Input/Output

  • Rated Output Voltage: 1/N/PE, 220 V / 230 V / 240 V
  • Rated Frequency: 50/60 Hz
  • Power Factor: 1 (-0.8…+0.8 adjustable)
  • Total Harmonic Distortion (THDi): < 3%

EPS Output

  • Rated Output Voltage: 1/N/PE, 220 V / 230 V / 240 V
  • Rated Frequency: 50/60 Hz
  • Back-up Switch Time: < 10 ms
  • Power Factor: 1 (-0.8…+0.8 adjustable)
  • Total Harmonic Distortion (THDi): < 2%

Efficiency

  • PV Max. Efficiency: 97.80%
  • PV Europe Efficiency: 97.30%

Protection
Over/Under Voltage Protection, DC Isolation Protection, DC Injection Monitoring, Residual Current Detection, Anti-islanding Protection, Over LoadProtection, Battery Input Reverse Polarity Protection, PV Reverse Polarity Protection, Surge Protection, Over Heat Protection, AFCI (optional)

General Data

  • Topology: Non-isolated
  • Dimensions (W*D*H): 600*350*370 mm (Inverter module), 600*350*210 mm (High Voltage Box and Base), 600*350*305 mm (Battery module)
  • Weight: 27.4 kg (Inverter module), 11 kg (High Voltage Box and Base), 57 kg (Battery module)
  • Operating Temperature Range: -20°C…+55°C³
  • Relative Humidity: 0%…95%
  • Altitude: ≤3000 m
  • Cooling: Natural Convection
  • Noise: < 25 dB
  • Ingress Protection: IP 65
  • Display: LED / APP
  • Communication: RS485 / CAN
  • Installation: Floor-standing
  • Standard⁴: UN 38.3, IEC 61000, IEC 62619, IEC 63056, IEC 62109, IEC 62040, AS/NZS 4777.2, EN 50549-1/-10, G98/G99, CEI 0-21