Siemens SIRIUS - Page 44

Mounting
7.1 Installation guidelines
SIRIUS - SIRIUS 3RA load feeders
44 Manual, 09/2016, A5E03656507520A/RS-AB/003
3RA2120 + 8US1251-5..1. (size S0, screw terminals, busbar)
I
e
, max
Assembly
Ambient
temperature
T
a
Horizontal
Vertical
≤ 29 A
-- 60 ℃
≤ 29 A 40 ℃
> 29 A … 32 A
-- 60 ℃
> 29 A … 32 A 40 ℃
> 32 A
--
--
--
1)
Maximum 6 load feeders