COMEM e170SC, Инструкция по эксплуатации

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4
Safety Product description
Installation
Safety instructions
Make sure that any person installing and operating the the
pressure relief device:
• Is technically qualified and competent.
• Fully comply with these assembling instructions.
Improper operations or misuse could cause danger to:
• life and limb
• the equipment and other assets of the operator
• the equipment proper function
Safety instructions in this manual are shown in three diffe -
rent forms to emphasize important information.
Safety notes on the equipment operation
Electrical installation is subject to the relevant national
safety rules.
It is mandatory to connect the grounding cable because of
safety reason.
This information indicates particular danger to life and health.
Disregarding such a warning can lead to serious or fatal injury.
It is important to observe the limit values indicated on the
nameplate and in the manual before commissioning the device.
All relevant fire protection regulation must be strictly observed.
This information indicates particular danger to equipment and/
or other property of the user. Serious or fatal injury cannot be
excluded.
Installation, electrical connection and fitting the device have to
be carried out by qualified personnel and only in accordance to
this instruction manual.
It is responsibility of the user to make sure that the device is
used for specified application only.
For safety matters, please avoid any unauthorized and
improperly works.
This notes give important or specific information concerning the
equipment.
WARNING
WARNING
WARNING
CAUTION
The operating and the installation requirements described in
this manual must be strictly following. If not, the device can be
damaged or a malfunction can occur.
CAUTION
The contact surface must be well leveled with a good degree of
roughness (Ra=3.2).
Remove all welding burrs to ensure that the welding seams of
the studs do not interfere with the housing flange holes (flange
slits).
During assembly it is advisable to apply a few drops of
cyanoacrylate glue on the gasket, this securing correct seat and
preventing its damaging during fastening.
Apply tightening torque on all the nuts following a cross
sequence.
CAUTION
CAUTION
NOTE
The pressure relief device protects the transformer
against non-permissible increases in pressure.
Once a specific predetermined value of pressure has
been reached, the pressure relief device will open, reduce
the pressure, and reseal itself tightly after achieving the
required reduction in pressure.
The pressure relief device can be installed horizontally or
vertically. Please be sure to leave sufficient space above
the valve (min. 70mm / 2.75mm) so that the optical signa -
ler can be completely pressed out of the housing when the
device is tripping.
Figure 1
ELECTRONIC PRESSURE RELIEF DEVICES e 170SC
D
C
B
A
6 5 4 3 2 1 7 8
E
F
A
B
C
D
E
F
1 2 3 4 5 6 7 8
This document is issued by means of a computerized system. The digitally stored original is electronically approved. The approved document has a date entered in the `Approved'-field. A manual signature is not required.
DRAWING SHEET ISO 5457: 1999-A3T
We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly fobidden.
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