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ALPHA FIX Terminal Blocks
Screw Terminals
Introduction
11/2
Siemens ET A1 · 10/2008
11
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Overview
Devices
Page Function
8WA through-type terminals
11/6
Connection of incoming and outgoing cables up to
70 mm
2
8WH high-current terminals
11/12 Connection of incoming and outgoing cables from 50 to
240 mm
2
8WH bolt-type screw terminals
11/18 Connection of incoming and outgoing cables for cable
lugs according to DIN 46234 and DIN 46237
8WH flat terminals
11/21 Connection of incoming and outgoing cables for cable
lugs according to DIN 46234 and DIN 46237 from 25 to
240 mm
2
8WA neutral isolating and branch terminals
11/25 Connection of neutral isolating terminal to neutral busbar
6 mm × 6 mm
8WA Insta or three-tier terminals
11/27 These terminals have up to three terminal functions in
one enclosure and may also have a neutral isolating ter-
minal connection to a neutral busbar 6 mm × 6 mm.
They are optimized for distribution board applications in
installation technology
8WA two-tier terminals
11/29 Compact design of the terminal blocks, which can
accommodate installation of two connecting cables
8WA two-tier terminals with solid-state components
11/31 Terminal blocks with integrated diodes
8WA diode and isolating terminals
11/33 Terminal blocks with integrated diodes or isolation for
testing purposes
© Siemens AG 2008
