NR Electric PCS-9611, Instruction Manual, Page: 265 / 300

11 Installation
PCS-9611 Feeder Relay
11-3
Date: 2014-04-08
2. Severe vibration, extreme changes of temperature, high levels of humidity, surge voltages of
high amplitude and short rise time and strong induced magnetic fields should be avoided as
far as possible.
3. Air must not be allowed to circulate freely around the equipment.
The equipment can in principle be mounted in any attitude, but it is normally mounted vertically
(visibility of markings).
WARNING! Excessively high temperature can appreciably reduce the operating life of
this relay.
11.6 Mechanical Installation
This relay is made of a single layer 4U height 9.5" chassis with 8 connectors on its rear panel (See
Figure 6.1-4 ). The following figure shows the dimensions of this relay for reference in mounting.
(246.4)
(264.0)
10
1.
6
17
7.
0
228.0
246.4±0.1
17
9.
0
10
1.
6±
0.
1
4-Φ6.8
+0.4
-0.0
+0
.4
-0
.0
(195.5)
Figure 11.6-1 Dimensions of this rela y and the cut-out in the cubicle (unit: mm)
NOTE! It is necessary to leave enough space top and bottom of the cut-out in the cubicle
for heat emission of this relay.
As mentioned in Chapter 6 , up to eight modules are installed in the enclosure of this relay, and