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The GoodWe GR-B1F-20 RSD receiver is the module-level device in GoodWe’s RSD 2.0 solution. It communicates via PLC with an inverter-integrated or external transmitter and drives modules to a safe voltage during emergencies, meeting NEC 2017/2020 and SunSpec requirements.
Reliable keep-alive with rapid de-energization when the transmitter signal is absent.
IP68 / UL Type 6P and a -40~+85 °C operating range keep the GoodWe GR-B1F-20 RSD receiver ready for rooftops.
Variant with 1.2 m input and 0.8 m output leads for streamlined module wiring.
| Model | GR-B1F-20 |
|---|---|
| Max. number of shutdown module | 1 |
| Operating voltage range | 8 – 80 V per channel |
| Rated input current | 22 A |
| Max. voltage of each PV module after shutdown | 1.3 V |
| Mode of communication | PLC |
| SunSpec protocol | Support |
| Operating temperature range | -40 ~ +85 °C (-40 ~ +185 °F) |
| Ingress protection rating | IP68 / UL Type 6P |
| Security certification | NEC 2017 & 2020 (690.12), UL1741; CSA C22.2 No.330; IEC / EN62109-1 |
| EMC certification | FCC Part15; ICES-003; IEC/EN61000-6-1/-2/-3/-4 |
| Dimensions (W × H × D) | 140 × 37 × 23 mm (5.51 × 1.46 × 0.91 in) |
| Cable length (variant) | In: 1.2 m (47.24 in), Out: 0.8 m (31.50 in) — Triad Junction Box |
| Connector | MC4 or customize |
Use with GoodWe RSD 2.0 transmitters or inverter-integrated transmitters as specified.
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