Catalog LV 70 2011 - Low & Medium Voltage - Siemens

© Siemens AG 2011
BD2 System — 160 ... 1250 A
Introduction
Straight trunking units
Flexible junction units
No mounting possible on the infeed; not upgradable to IP55.
NSV0_00097
NSV0_00095
Equipment
The trunking units are available in the following versions:
• Without tap-off points
• With tap-off points on two sides at intervals of 0.5 m,
offset by 0.25 m (BD2.-2, BD2.-3)
One joint block is included in scope of supply.
Fire barriers can be fitted (see "Fire barriers", page 5/6).
The following lengths are available:
• 3.25 m
• 2.25 m
• 1.25 m
• Selectable lengths from 0.5 to 3.24 m
Number of tap-off points
Length
Tap-off units on both sides
m
1.25 ... 2.25 4 ... 8
2.26 ... 3.25 8 ... 12
On optional lengths, it may not be possible to fit tap-off units to
all tap-off points.
Junction units
BD2-...-R
L-units
Left: Knee, rear;
BD2.-...-LH, BD2.-...-LH-X*, BD2.-...-LH-Y*, BD2.-...-LH-X*/Y*
Right: Knee, front;
BD2.-...-LV, BD2.-...-LV-X*, BD2.-...-LV-Y*, BD2.-...-LV-X*/Y*
X
X Y
Y
Y
X
Y
NSV0_00098
NSV0_00100
X
NSV0_00096
Left: Elbow, right;
BD2.-...-LR, BD2.-...-LR-X*, BD2.-...-LR-Y*, BD2.-...-LR-X*/Y*
Right: Elbow, left;
BD2.-...-LL, BD2.-...-LL-X*, BD2.-...-LL-Y*, BD2.-...-LL-X*/Y*
Z-units
Equipment
X
Y
5
Protected to IP52 degree of protection as standard. This can be
increased to IP54 or IP55 with additional parts.
Flexible copper conductors for the flexible junction units.
The L-units with configurable angle are available with a fixed
angle of 90° or any angle in 5° increments from 85° to 175°.
Z
Y
X
Z
NSV0_00102
All L- and Z-units are available with
• With standard shank lengths of 0.36 m
• With one or two optional shank lengths of 0.36 m to 1.25 m.
Left: BD2.-...-ZH-Z*, BD2.-...-ZH-X*/Y*/Z* (rear)
Right: BD2.-...-ZV-Z*, BD2.-...-ZV-X*/Y*/Z* (front)
The junction units are supplied with one joint block.
Y
NSV0_00104
X
Z
Y
Z
X
Left: BD2.-...-ZR-Z*, BD2.-...-ZR-X*/Y*/Z* (right)
Right: BD2.-...-ZL-Z*, BD2.-...-ZL-X*/Y*/Z* (left)
Siemens LV 70 · 04/2011
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