SMA Solar Technology AG
1.7
Designations in the Document
Complete designation
Sunny Tripower
Power assembly (AST)
AC relay assembly (AC-RLY)
2
Safety
2.1
Intended Use
The product must only be installed in the following SMA inverters:
Spare parts set
NR-PL-ACRLY5-01
NR-PL-ACRLY41-1
NR-PL-AST5-01
NR-PL-AST1-41-1
NR-PL-AST2-41-1
Use SMA products only in accordance with the information provided in the enclosed
documentation and with the locally applicable laws, regulations, standards and directives. Any
other application may cause personal injury or property damage.
Alterations to the SMA products, e.g., changes or modifications, are only permitted with the express
written permission of SMA Solar Technology AG. Unauthorized alterations will void guarantee and
warranty claims and in most cases terminate the operating license. SMA Solar Technology AG
shall not be held liable for any damage caused by such changes.
Any use of the product other than that described in the Intended Use section does not qualify as the
intended use.
The enclosed documentation is an integral part of this product. Keep the documentation in a
convenient, dry place for future reference and observe all instructions contained therein.
This document does not replace and is not intended to replace any local, state, provincial, federal
or national laws, regulations or codes applicable to the installation, electrical safety and use of the
product. SMA Solar Technology AG assumes no responsibility for the compliance or non-
compliance with such laws or codes in connection with the installation of the product.
Replacement Manual
Designation in this document
Inverter, product
AST assembly, AST, assembly
AC-RLY assembly, AC-RLY, assembly
Inverters
STP 50-40
STP 50-JP-40
STP 50-US-40
STP 33-US-41
STP 50-US-41
STP 62-US-41
STP 50-40
STP 50-JP-40
STP50-US-40
STP 33-US-41
STP 50-US-41
STP 62-US-41
STP50-ACRLY-AST-RM-xx-10
2 Safety
7