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SMA Sunny Boy Rapid Shutdown Box
Item code | Brand name | Model number |
SMARSB2SUS10 | SMA | RSB-2S-US-10 |
Image shows Controller which is additional
SMA
Rapid Shutdown Box
RSB-2S-US-10
SMA now has available their Rapid Shutdown System for Sunny Boy inverters. It is designed to work with the Sunny Boy-US and TL-US inverter lines - without disruption to Secure Power Supply during daytime grid failures or the inverter’s AFCI safety features. And it allows for multiple MPPT! This system is simple, reliable, and cost-effective, and meets all requirements for 2014 NEC 690.12 Rapid Shutdown. Safety first! It also saves on labor by limiting additional equipment needed. Designed with hybrid switches for system disconnecting, it’s capable of thousands of cycles without degradation. Additionally, its automatic self-test upon startup ensures proper function of the Rapid Shutdown Box for optimal safety for the first responder, and peace of mind for the homeowner. The Rapid Shutdown Controller, which is additional, offers a complete solution to satisfy NEC requirements and safe system operation.
Features
- Works with Sunny Boy -US and TL-US inverters with multiple MPPT
- UL certified and compliant with 2014 NEC 690.12 Rapid Shutdown code
- Maximize your system with hybrid switches for safely disconnecting
- Automatic self-test at startup ensures reliability and functionality
- Compatible with Secure Power Supply, which provides daytime power in the event of a grid outage
- No interference with AFCI function of Sunny Boy inverters
- Incorporated junction box replaces the need for a rooftop junction box, reduceing equipment costs and speeding up installation time
- Box is thin enough to mount under a module for a clean setup
- Pre-wired MC4 connectors and terminals also saves on installation
- 1 RSD Box per inverter needed (see Wiring Configurations in DOCUMENTS tab above)
- 1 RSD Controller per system needed (can control up a max of 16 RSD Boxes)
- 10 Year Warranty
ELECTRICAL CHARACTERISTICS:
SPECIFICATIONS | |
Max Input Voltage | 600VDC |
Min Input Voltage | 110VDC |
# DC Inputs | 4 strings, 2 in parallel per channel |
DC Operating Current per channel | 20A |
Max Channel Short Circuit Current | 36A |
Integrated Power Supply | DC powered by PV array |
Ambient Temperature Range | -40° to +75°C |
Connectors | MC4 |
Wire Size DC outputs | AWG 12 to AWG 6 |
Wire Size Control Wires | AWG 18 to AWG 16 |
Wire Size Grounding | AWG 10 to AWG 6 |
Enclosure Rating/ Finish | Type 4X/ Aluminum |
Conduit Size (home run) | 3/4 inch conduit |
Conduit Size (control wires) | 2 x 1/2 inch for daisy chain wiring |
Weight | 8.4 lbs |
Dimensions | 21.3 x 13.4 x 2.95 in |