Joke Collection Website - Mood Talk - What do you think of the water and electricity installation drawings? What do these symbols stand for?
What do you think of the water and electricity installation drawings? What do these symbols stand for?
How to treat hydropower drawings?
1, meaning of various symbols on hydropower drawings
SC: welded steel pipe
PC:PVC polyethylene flame retardant plastic pipe
CT: bridge
Metal trunking
PR: plastic trunking
Toilet: Buried along the wall
WS (us): laying along the wall.
Cc: buried along the roof
F: Hide in the floor.
CE: exposed along the roof
On the ceiling
YJV: cable
SYV: TV line
PE: grounding (yellow-green phase)
Pen: zero (blue)
Three-phase wire (live wire): Item A (yellow)? Item b (green)? Item c (red)
KV: (voltage) kilovolts
BV: PVC single-layer plastic wire
BVV: PVC double-layer plastic wire
MEB: total equipotential
LEB: local equipotential
2, line laying code
PVC- flame retardant plastic pipe laying
DGL- Electrical Steel Pipe Laying
Vxg- laying with plastic trunking
GXG- laying with metal trunking
Krg- laying with flexible plastic pipe
3, line dark apply part code
La- hidden in the light beam
ZA- hidden in the column
QA- Hidden in the Wall
Pa- hidden in the roof or ceiling.
Da- hiding in the ground or on the floor.
PNA-hidden in the unreachable ceiling.
4, lighting installation specification
D-ceiling
L chain suspension type
G tube suspension type
B- wall-mounted
R- embedded
Br-installed on the wall
5. Marking method of lighting lamps and lanterns
Number of lamps
Type b or number
C- number of bulbs per lighting device.
D- bulb capacity, w
Installation height of electronic bulb, m
F- installation method
L light source, incandescent lamp or fluorescent lamp
The above is how to read the relevant contents of hydropower installation drawings, hoping to help everyone. We must find a professional and reliable decoration company for water and electricity decoration, otherwise the subsequent experience will be particularly bad, and strict quality inspection should be carried out for water and electricity installation to ensure our later living safety!
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