Installation - Hitachi BRD-E2-30K Operation Manual

3. INSTALLATION

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Mount the dynamic braking unit on a fireproof wall (e.g. metallic wall) or a fire may
occur.
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Keep the dynamic braking unit away from combustible or flammable materials or a fire
may occur.
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Never hold the dynamic braking unit by the front cover when carrying it. It could fall
and an injury could occur.
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Never allow any wires, dust, welding spatters, iron filings, or other materials to get into
the unit or a fire may occur.
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The dynamic braking unit is very heavy. Install the unit on a solid rigid wall strong
enough to support it. Otherwise, it could fall and an injury may occur.
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Do not use any inverter that is partially damaged or incomplete or an injury may occur.
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Avoid any dangerous environment
Do not place the dynamic braking unit in hot, damp, or wet locations. Don't use the
braking unit in the presence of dust, corrosive gases, explosive gases, flammable gases,
oil mist, or salt. Keep the braking unit out of direct sunlight.
To insure ventilation, mount the dynamic braking unit on the wall with at least 10 cm clearance
above and below the unit and at least 5 cm clearance on the left and right sides of the unit as
shown in Figure 3.1, Figure 3.2 (a), and Figure 3.2 (b).
Do not place the dynamic braking unit with its ventilation openings facing left and right
(horizontally).
Required clearance surrounding the dynamic braking unit
10 cm or more
10 cm or more
(Never place the dynamic braking
unit with its ventilation openings
facing left and right.)
Figure 3.1 Clearance around
dynamic braking units
E2-30K/55K and
EZ2-55K/110K
Title: (Triangle.eps)
CAUTION
Creator: Adobe Illustrator(TM) 5.5
CreationDate: (98.4.21) (9:42)
10 cm or more
10 cm or more
(a) Horizontal installation
Figure 3.2 Clearance around dynamic braking units EZ2-30K
- 2 -
10 cm or more
10 cm or more
(b) Vertical installation