Sunways STM Series User Manual
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Sunways STM Series User Manual

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Summary of Contents for Sunways STM Series

  • Page 2 please read through this m- anual carefully and get familiar with the features, functions and safety notes.
  • Page 5 STM does not have this indicator STM does not have this indicator...
  • Page 7 does not have this port does not have this port does not have this port does not have this port does not have this port...
  • Page 9 Application Scenarios and Wiring Connection STM/STK/STK-Pro S U N W A Y S T E C H N O L O G I E S C O . , L T D .

  • Page 11: Table Of Contents

    1 STM/K-xxDxx-1 …………………………………………… 1.1 Communications Port …………………………………………………………… 5 1.2 Application Scenarios and Wiring Connection ……………………………… 5 2 STM/K-xxDxx-2 …………………………………………… 2.1 Communications Port …………………………………………………………… 7 2.2 Application Scenarios and Wiring Connection ……………………………… 7 3 STM/K-xxDxx-3 …………………………………………… 3.1 Communications Port ………………………………………………………… 12 3.2 Application Scenarios and Wiring Connection ……………………………...
  • Page 12 Attention The products, services or features purchased are subject to the commercial contracts and terms of Sunways technologies Co., Ltd. All or part of the products, services or features described in this document may not be within purchased. Unless otherwise agreed in the contract, the Company shall not make any express or implied declara- tion or guarantee of the contents of this document.

  • Page 13: Stm/K-Xxdxx-1

    LAN communication port STM does not have this port WIFI antenna port STM does not have this port Type-C Specified Debug Interface ※ 1.2 Application Scenarios and Wiring Connection Product functions are under continuous development, please contact Sunways for more scenario solutions.
  • Page 14 1.2.1 Scenario 1-1 (STK) ① Description：In single-phase system, export limitation and 24 hours energy consumption monitor- ing can be realized. ② System configuration： 1 x Sunways Single-Phase inverter, 1 x STK-xxDxx-1. ③ Applicable grid mode：Single-phase system，L+N，110/120/127(L-N)，220/230/240V(L-N). Server Single-phase Inverter STK-xxDxx-1...
  • Page 15 The communication wiring diagram of STK and single-phase grid-connected inverter (STS-1-3KTL/ STS-3-6KTL(-P)/STS-7-11KTL) is as follows: Port 1 Port 2 Port 3...

  • Page 16: Stm/K-Xxdxx-2

    LAN communication port STM does not have this port WIFI antenna port STM does not have this port Type-C Specified Debug Interface ※ 2.2 Application Scenarios and Wiring Connection Product functions are under continuous development, please contact Sunways for more scenarios.
  • Page 17 2.2.1 Scenario 2-1 (STM) ① Description：In split-phase system，export limitation can be realized. ② System configuration：1 x Sunways Single-Phase Inverter, 1 x STM-xxDxx-2. ③ Applicable grid mode：Split-phase system，2L+N，220/230/240V(L-L). Single-phase Inverter STM-xxDxx-2 Server RS485 WIFI/LAN Fuses/Breaker Grid Meter Grid CT-1 CT-2 Load 2...
  • Page 18 Port 3 2.2.2 Scenario 2-2 (STK) ① Description：In split-phase system，export limitation and 24 hours energy consumption monitor- ing can be realized. ② System configuration：1 x Sunways Single-Phase Inverter, 1 x STK-xxDxx-2. ③ Applicable grid mode：Split-phase system，2L+N，220/230/240V(L-L). Server Single-phase Inverter STK-xxDxx-2...
  • Page 19 According to different design requirements, it is recommended to add fuses or circuit breakers to the voltage input terminals to meet the safety requirements of relevant electrical codes. I * I RS485-1 Fuses/Breaker Inverter P1(House) P2(Grid) The communication wiring diagram of STK and single-phase grid-connected inverter (STS-1-3KTL/ STS-3-6KTL(-P)/STS-7-11KTL) is as follows: Port 1 Port 2...

  • Page 20: Stm/K-Xxdxx-3

    3 STM/K-xxDxx-3 ※ 3.1 Communications port Port Function Remark Connect to L1 Connect to L2 Connect to L3 Connect to N Connect to CT1-S1 of L1 Connect to CT1-S2 of L1 Connect to CT2-S1 of L2 Connect to CT2-S2 of L2 Connect to CT3-S1 of L3 Connect to CT3-S2 of L3 RS485-1...

  • Page 21: Application Scenarios And Wiring Connection

    ※ 3.2 Application Scenarios and Wiring Connection 3.2.1 Scenario 3-1a (STM) ① Description：In WYE system, the export limitation can be realized. ② System configuration：1 x Sunways Three-Phase Inverter, 1 x STM-xxDxx-3. ③ Applicable grid mode：Three-phase system，3L+N，208/220/240V(L-L)，380/400V/415V(L-L). Three-phase Inverter STM-xxDxx-3 Server...
  • Page 22 The communication wiring diagram of STM and three-phase grid-connected inverter (STT-3-6KTL-M/ STT-4-25KTL(-P)) is as follows: Port 1 Port 2 Port 3 The communication wiring diagram of STM and three-phase grid-connected inverter (STT-30-60KTL) is as follows: The communication wiring diagram of STM and three-phase grid-connected inverter (STT-50- 60KTL(-P)/STT-80-125KTL) is as follows:...
  • Page 23 Port 1 Port 2 Port 3 3.2.2 Scenario 3-1b (STM) ① Description：In Delta system, the export limitation can be realized. ② System configuration：1 x Sunways Three-Phase Inverter, 1 x STM-xxDxx-3. ③ Applicable grid mode：Three-phase system，3L，208/220/240V(L-L). Three-phase Inverter STM-xxDxx-3 Server RS485...
  • Page 24 9 10 Fuses/Breaker P1(House) P2(Grid) The communication wiring diagram of STM and three-phase grid-connected inverter (STT-3-6KTL-M/ STT-4-25KTL(-P)) is as follows: Port 1 Port 2 Port 3...
  • Page 25 The communication wiring diagram of STM and three-phase grid-connected inverter (STT-30-60KTL) is as follows: The communication wiring diagram of STM and three-phase grid-connected inverter (STT-50- 60KTL(-P)/STT-80-125KTL) is as follows: Port 4 Port 1 Port 2 Port 3...
  • Page 26 3.2.3 Scenario 3-2a (STK) ① Description：In WYE system，export limitation and 24 hours energy consumption monitoring can be realized. ② System configuration：1 x Sunways Three-Phase Inverter, 1 x STK-xxDxx-3. ③ Applicable grid mode：Three-phase system，3L+N，208/220/240V(L-L)，380/400V/415V(L-L). Server Three-phase Inverter STK-xxDxx-3 WIFI/LAN RS485 Fuses/Breaker...
  • Page 27 The communication wiring diagram of STK and three-phase grid-connected inverter (STT-3-6KTL-M/ STT-4-25KTL(-P)) is as follows: Port 1 Port 2 Port 3 The communication wiring diagram of STK and three-phase grid-connected inverter (STT-30-60KTL) is as follows: The communication wiring diagram of STK and three-phase grid-connected inverter (STT-50-60KTL(-P)/ STT-80-125KTL) is as follows:...
  • Page 28 Port 2 Port 3 3.2.4 Scenario 3-2b (STK) ① Description：In Delta system，export limitation and 24 hours energy consumption monitoring can be realized. ② System configuration：1 x Sunways Three-Phase Inverter, 1 x STK-xxDxx-3. ③ Applicable grid mode：Three-phase system，3L，208/220/240V(L-L). Server Three-phase Inverter STK-xxDxx-3...
  • Page 29 9 10 Fuses/Breaker P1(House) P2(Grid) The communication wiring diagram of STK and three-phase grid-connected inverter (STT-3-6KTL-M/ STT-4-25KTL(-P)) is as follows: Port 1 Port 2 Port 3 The communication wiring diagram of STK and three-phase grid-connected inverter (STT-30-60KTL) is as follows:...
  • Page 30 The communication wiring diagram of STK and three-phase grid-connected inverter (STT-50-60KTL(-P)/ STT-80-125KTL) is as follows: Port 4 Port 1 Port 2 Port 3...

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Stk seriesStk-pro series

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