Low Voltage and Limited Energy

L
Class 2 transformer in j box
Replies
1
Views
299
tortuga
tortuga
T
  • Locked
120VAC 50-60HZ
Replies
1
Views
121
Dennis Alwon
Dennis Alwon
Tainted
Elevator Recall with Shunt Trip and non-addressable Fire Alarm System
Replies
6
Views
182
hillbilly1
H
J
  • Locked
Can you mix Fire Alarm with Nurse Call in the same box?
Replies
10
Views
1K
GoldDigger
G
B
Any fiber optic experts? Re Termination question...
Replies
10
Views
419
mikeames
mikeames
F
Fire alarm NAC power supply
Replies
3
Views
417
MichaelGP3
M
tom baker
Z-Wave
Replies
12
Views
438
GoldDigger
G
electrofelon
Testing old POTS cables
Replies
18
Views
711
electrofelon
electrofelon
E
  • Locked
IDF Closets
Replies
1
Views
154
tom baker
tom baker
E
IDF Closets
Replies
2
Views
185
tom baker
tom baker
R
Power tools extension cord voltage drop - more than should be? How much is too much
2
Replies
31
Views
2K
zbang
Z
M
Paging Systems
Replies
12
Views
541
tom baker
tom baker
S
STP in 480V MCC
Replies
3
Views
193
petersonra
P
H
Transformer that is UL 1838 mark
Replies
6
Views
829
hbiss
hbiss
MichaelO13
How Long Until Low Volt DC dominates building power distribution?
2 3
Replies
50
Views
3K
electrofelon
electrofelon
J
Group M Fire Alarm Requirements
Replies
3
Views
294
jrohe
J
B
Speaker wire
2
Replies
30
Views
1K
low-wattage
L
M
Interference with Probe Sensor
Replies
7
Views
892
mannyb
M
J
Class 2 Circuits on 70V Audio System over 100W
Replies
3
Views
305
don_resqcapt19
don_resqcapt19
C
Fire Alarm Requirements for Group M Occupancies
Replies
2
Views
715
Fire Pro
Fire Pro
You must log in or register to post here.
Top