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Note: The current carrying capacity and respective torques for the
connection aluminum wires the terminal blocks must always be
observed.0 NM
352
= 8. 152A mm2
solid, stranded and sector-
shaped acc.0 NM
WDU 240 415A solid and sector-shaped 240 mm2
30.5 NM
WDU 35A solid mm2
0. However, various conditions
must met order achieve secure contact with these conductors.g..0 NM
WDU 70N 150A solid and sector-shaped mm2
12.
Immediately after removing the oxide layer, the end the conductor has
to rubbed with neutral grease (for example with acid and alkali free
vaseline) and connected the terminal immediately.0 NM
WDU 120 290A sector-shaped 150 mm2
15.0 NM
WDU 50N 118A solid and sector-shaped mm2
6. With the WPD feed-in terminals, you can realize the
transition from aluminium copper the control cabinet without any additional
components accessories. The
specifications for the conductor connections for terminal blocks only apply for
copper conductors.0 NM
WPD×03 . the conductor has
been disconnected and reconnected, the work steps have repeated..
Our promise
A defined portfolio our WDU screw-type terminal blocks and our WPD potential
distribution terminal blocks and potential distribution blocks are suitable for
use with aluminum wires..0 NM
352
= 8.8 NM
WDU 48A solid mm2
1. with IEC 61238-1
162
= 4. (WPD series)
C. These can found the respective data sheet the online
catalog. They not apply aluminium conductors.5 20A solid 2,5 mm2
0.
Use aluminium conductors
Very secure contact
Further information the topic
Connection aluminum conductors:
www.30 CAT1 Version 2025
C
Assembly instructions
.0 NM
*
Further terminal blocks, with data for the aluminum connection, could found the
chapters power supply, power distribution and building installation wiring.2 NM
WDU 50A solid “re”16 mm2
3. with IEC 61238-1
162
= 4.0 NM
252
= 6.0 NM
252
= 6.Installation
Aluminium conductors have many advantages.0 NM
502
= 10. with IEC 61238-1
4 NM
WPD×02 ..
Direct connection our WPD blocks
with specified torque. Please note that brushes,
files sandpaper may used, aluminium particles could stuck and
thus transferred other conductors. with knife. 300A mm2
solid, stranded and sector-
shaped acc.
Terminal blocks for aluminium conductors
WDU 2.com/alu_connection
Scrape the conductor evenly all sides.0 NM
702
= 18. Cover the conductor all around with
neutral grease...0 NM
WDU 60A solid mm2
4. Further information can found our homepage:
Professional processing and handling of
aluminium conductors for direct connection:
In order ensure optimal connection solid and sectional core aluminium
conductors, the stripped end the conductor must cleaned the oxide
layer immediately scraping, e.0 NM
WPD×01 . 202A mm2
solid, stranded and sector-
shaped acc.4 NM
WDU 27A solid mm2
0.weidmueller
