Page 2670 - Din prodcuts 2020

18/342 ELECTRICAL INSTALL ATION SOLUTIONS FOR BUILDINGS 2CHC 420 001 C0201

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Subdistribution boards
CombiLine S distribution system Unifix, technical data

Technical characteristics Unifix H Unifix L
Unifix systems
Rated service voltage (U ) 690 V AC 400 V AC
e
Rated insulation voltage (U ) 1000 V AC 500 V AC
i
Rated impulse withstand voltage (U ) 8 kV 6 kV
imp
Rated frequency 50/60 Hz 50/60 Hz
Rated current (I )
n
central power supply 400 A 100 A
lateral power supply
320 A 80 A
Rated short-time withstand current (I ) 25 kA -
cw
Maximum peak current (I ) 52,5 kA - 400 V -
pk
Maximum installable circuit-breaker size 250 A 100 A
Conditioned short-circuit current (I )
cc
Tmax XT1 50 kA - 400 V -
Tmax XT3
50 kA - 400 V -
With circuit-breaker
S200 - 6 kA - 400 V
S200M - 10 kA - 400 V
S200P - 25 kA - 400 V
Degree of protection IP20 with accessory IP20
Characteristics of the insulating material Self-extinguishing thermoplastic V1 (UL94) Self-extinguishing thermoplastic V1 (UL94)
Characteristics of the conductor material Electrolytic copper Electrolytic copper
Width 24/600 12/400
(No. modules/mm) 36/800 24/600
36/800
Installation of Unifix system
Frame for Tmax XT series
300 x 600 mm (H x L) ED2183 -
300 x 800 mm (H x L)
ED2191 -
Fixing brackets Height 300 mm AD1097 -
Crosspiece for direct connection to the rear
busbars with shaped section with PB0803 TL1000 -
Width 600 mm
Width 800 mm TL1100 -
Busbar 4P
12 mod. - ED2993
18 mod.
24 mod. - ED3009
36 mod. - ED3017
- ED3025
Busbar 4P -
12 mod. - ED2944
18 mod.
24 mod. - ED2951
36 mod. - ED2969
- ED2977
Fixing support -
18
24 mod. - GD1520
36 mod.
- GD1530
(1) Select circuit-breakers in version with front terminals for copper cables.