391 / 582
BETA Switching
Timers
7
LF5 mechanical time switches
9/13
Siemens ET B1 · 10/2008
*
You can order this quantity or a multiple thereof.
9
■
Selection and ordering data
Contacts U
e
I
e
U
c
MW DT Order No.
Price
per PU
PG PU PS*/
P. unit
Weight
per PU
approx.
V AC A AC V AC
Unit(s) Unit(s) kg
Synchronous time switches without power reserve,
1
MW
•
Day disk
1
NO 250
16
230
1
}
7
LF5 300-1
027 1
1
0.850
•
Hour disk 1 MW
1
NO 250
16
230
1
B
7
LF5 300-7
027 1
1
0.850
Synchronous time switches without power reserve,
3
MW
•
Day disk
1
CO 250
16
230
3
}
7
LF5 300-5
027 1
1
0.155
•
Week disk
1
CO 250
16
230
3
A
7
LF5 300-6
027 1
1
0.155
Synchronous time switches without power reserve,
for wall mounting
•
Day disk
1
CO 250
16
230
--
B
7
LF5 301-0
027 1
1
0.220
Quartz-clock time switches with power reserve
•
Day disk
1
NO 250
16
230
1
A
7
LF5 301-1
027 1
1
0.900
Quartz-clock time switches with power reserve
and automatic time setting
for Central European time zone
Time set automatically during commissioning
Automatic daylight savings
With quartz clock mechanism
Clock accuracy ± 0.2 s/day
5
year power reserve
(
time buffer in the event of a power failure)
•
Day disk
1
CO 250
16
230
3
A
7
LF5 301-4
027 1
1
0.165
•
Week disk
1
CO 250
16
230
3
B
7
LF5 301-5
027 1
1
0.165
Quartz-clock time switches with power reserve
Clock accuracy ± 2.5 s/day
•
Day disk
1
CO 250
16
230
3
}
7
LF5 301-6
027 1
1
0.165
•
Week disk
1
CO 250
16
230
3
A
7
LF5 301-7
027 1
1
0.165
Quartz-clock time switches with power reserve,
for wall mounting (surface mounting)
•
Day disk
1
CO 250
16
230
--
B
7
LF5 305-0
027 1
1
0.230
© Siemens AG 2008