The APSmart Rapid Shut Down Single (RSD-S-PLC) delivers fast, reliable emergency shutdown capability for critical applications. This dual-input device enables quick system termination when needed, combining compact design with dependable performance. Ideal for safety-critical environments where rapid response is essential. Built for industrial and commercial use with straightforward integration into existing control systems.
| APsmart RSD-S-PLC – Rapid Shutdown Device Specifications | |
|---|---|
| Input voltage range | 10.5 – 80 V DC |
| Max. continuous input current (Imax) | 15 A |
| Max. short-circuit current (Isc) | 25 A |
| Max. series fuse rating | 30 A |
| Output voltage range | 10.5 – 80 V DC |
| Max. system voltage (Vmax) | 1000 V / 1500 V |
| Number of inputs | 2 |
| Communication protocol | Power Line Communication (PLC) |
| Shutdown trigger | Transmitter signal absent or breaker switched off |
| Dimensions (without cable) | 5.5″ ? 1.3″ ? 0.7″ (140 ? 32 ? 18 mm) |
| Enclosure rating | NEMA 6P / IP68 |
| Connector type (input) | St?ubli MC4 (PV-KBT4 / KST4) |
| Cable length | Input: 250 mm / Output: 1200 mm |
| Cable cross-section | 12 AWG |
| Operating temperature | -40 ?F to +185 ?F (-40 ?C to +85 ?C) |
| NEC compliance | NEC 2017, 2020 & 2023 (Section 690.12) |
| Safety standards | UL 1741, CSA C22.2 No. 330-17 |
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Have any questions? Email us at info@solwel.com or give us a call at (346) 432-4228
Rapid shutdown (RSD) is an NEC code requirement that allows emergency responders to de-energize a solar array quickly and safely. It is required on most new residential and commercial installations in the US.
Compatibility depends on your inverter and system configuration. Contact our team to confirm compatibility before purchasing.
Yes – rapid shutdown devices must be installed by a licensed solar professional to ensure NEC compliance. Solwel offers Solwel can connect you with certified local installers in the Houston and Dallas area.
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