SIEMENS
10/126
Siemens IC 10 · 2017
* You can order this quantity or a multiple thereof.
Illustrations are approximate
Relays
SIRIUS 3UG48 Monitoring Relays for Stand-Alone Installation for IO-Link
Power factor and active current monitoring
10
■
Selection and ordering data
•
For monitoring the power factor and the active current
I
res
(p.f. x
I
)
•
Suitable for single- and three-phase currents
•
Adjustable via IO-Link and locally, with illuminated LCD
•
Power supply with 24 V DC via IO-Link or external auxiliary
voltage
•
Overshoot, undershoot or range monitoring adjustable
•
Upper and lower limit values can be adjusted separately
•
Permanent display of actual value and tripping state
•
1 CO contact each for undershoot and overshoot,
1 semiconductor output (in SIO mode)
PU (UNIT, SET, M)
= 1
PKG*
= 1 unit
PG
= 41H
1)
Absolute limit values.
For accessories,
see page 10/133
.
For AC active currents
I
res
> 10 A it is possible to use commer-
cially available current transformers, e.g. Siemens 4NC current
transformers, as accessories,
see Catalog LV 10 "Low-Voltage
Power Distribution and Electrical Installation Technology"
.
Measuring range
Voltage
range of the
measuring
voltage
1)
Hysteresis
ON-delay
time adjust-
able onDel
Tripping
delay time
separately
adjustable
U
▲
Del/
U
▼
Del,
▲
Del/
▼
Del
SD
Screw terminals
SD
Spring-type
terminals
For power
factor
For
active
current
I
res
50/60 Hz AC
Adjust-
able for
power
factor
Adjust-
able for
active
current
I
res
P.f.
A
V
P.f.
A
s
s
d
Article No.
Price
per PU
d
Article No.
Price
per PU
Monitoring of power factor and active current for overshooting
and undershooting
0.1 ... 0.99
0.2 ... 10
90 ... 690
0.1 ... 0.2
0.1 ... 3
0 ... 999.9
0 ... 999.9
2
3UG4841-1CA40
2
3UG4841-2CA40
3UG4841-1CA40
3UG4841-2CA40
© Siemens AG 2016