Multi-Function Relay Connection; Connection Requirements - SMA SUNNY BOY 2000HF-US Installation Manual

Assembly
5.7 Multi-function relay connection
5.7.1 Connection Requirements
You have the possibility to use an external signal transmitter to display smooth operations as well as
errors.
You can switch the following voltages and currents.
AC source
DC source
Cable Requirements
• Use cables of type 600V LVLE.
• The cable type and cable-laying method must be appropriate to the application and location.
• The cable must be double-insulated.
Item
A
B
C
D
26 RS485-QM-IA-eng-IUS111610
Maximum voltage
15 V
30 V
Description
External diameter
Cross-section of insulated conductor
Maximum length of the insulated
conductor
Maximum strip insulation
SMA America, LLC
Maximum current
1.0 A
1.0 A
Value
15 1
⁄ in. ... ⁄ in.
32 2
(11.7 mm ... 12.5 mm)
AWG 20 ... AWG 14
0.5 mm² ... 2.5 mm²
1
⁄ in. (15 mm)
2
3
⁄ in. (8 mm)
8
Installation Guide