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3UG3501 数据表(PDF) 77 Page - List of Unclassifed Manufacturers

部件名 3UG3501
功能描述  Monitoring and Control Devices
PDF  114 Pages
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制造商  ETC2 [List of Unclassifed Manufacturers]
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标志 ETC2 - List of Unclassifed Manufacturers

3UG3501 数据表(HTML) 77 Page - List of Unclassifed Manufacturers

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Monitoring Relays
7/77
Siemens LV 1 T · 2006
3UG Monitoring Relays for Electrical and Additional Measurements
Power factor monitoring
Currents > 10 A only with current transformer.
■Dimensional drawings
3UG30 14
■Schematics
3UG30 14
Three-phase operation, I < 10 A~
3UG30 14
Three-phase operation, I > 10 A~
3UG30 14
Single-phase operation, 230 V~
Rated control supply voltage Us
V
see Catalog LV 1 (L1/L2 also used to supply units)
Voltage tolerance
V
0.85 ... 1.15 x Us
Maximum power consumption
VA
3
Frequency of the monitored line
Hz
50 ... 60
Setting range of power factor
0.1 ... 0.99 for lower and upper threshold
Hysteresis fixed
%
10 for power factor 0.4
10 ... 30 for power factor 0.4
Setting accuracy
%
–10 referred to upper limit of effective range
Repeat accuracy at constant parameters
%
–0.8
Deviations for temperature fluctuations
%
–0.05/K
Delay time
T2, ON-delay
s
0.5 ... 20;
–20 %
T1 after reaching the threshold
s
0.3 ... 3;
–20 %
Input circuit current range
A
0.5 ... 10
Input circuit peak current (< 1 s)
A
50
Input circuit input resistor L1/L2/L3
k
W
2
Input circuit input resistor current IN1
W
0.02
77
100
45
NSB01130b
L1
12
11
14
L2 L3
L2
L3
L1
22
21
24
M
IN1
< p. f.
> p. f.
> p. f. <
NSB0_01131c
L1
12
11
14
L2
IN1
L2
L3
L1
22
21
24
M
L3
K(P ) L(P )
k(S ) l(S )
1
2
1
2
> p. f. <
< p. f.
> p. f.
external current
transformer
NSB01132b
L1
12
11
14
L2 L3
L
N
22
21
24
< p. f.
> p. f.
> p. f. <
IN1
Load



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