METREL MI 3399, Инструкция с упражнениями

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Electrical Safety and Quality ApplicationTrainer - Introduction MI 3399
23
4.6 Adjustments of the Application Trainer parameters
Values of measurement parameters in case the switch is in ON or in OFF position are
available in the table below.
Table 4-2:
List of parameters’ adjustments on Application Trainer (part 1).
OFF
E
xer
ci
ses
S
w
itch
Function Site of error ON
S1 Dip
138 V dip,
5 periods long
each 10 seconds
S2 Swell
276 V swell
5 periods long
each 10 seconds
S3 Interrupt
0 V interrupt
5 periods long
each 10 seconds
S4 Capacitive load & energy
capacitive switching,
nonlinear
S5 Harmonics
Voltage harmonics:
3rd harmonic:5%,
5th harmonic: 5%,
7th harmonic: 5%
Current harmonics:
3rd harmonic:15%,
5th harmonic: 15%,
7th harmonic: 15%
S6 Unbalance
U1 = 240 V,
U2 = 230 V,
U3 = 220 V,
I1 = 900 A,
I2 = 1000 A,
I3 = 1100 A
S7 Flicker
Pst
U1
= 1,
Pst
U1
= 1.5,
Pst
U1
= 1.8
S8 Inrush
1700 A 200 msec
duration,
every 10 second
S9 Transient
420 Vpk,
length < 3 msec,
every 10 sec
S10 Phase (switch) failure
L2 and L3
interchanged
S11 Wrong instrument connection
Voltage, Current,
Power, frequency
phase angle sequence
P
o
w
e
r s
im
u
la
to
r
O
u
tp
u
t o
n
P
o
w
e
r S
im
u
la
to
r
c
o
n
n
e
c
tio
n
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la
te
N
o
rm
a
l 3
-p
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a
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e
s
y
s
te
m
s
in
u
s
o
id
a
l s
h
a
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, i
n
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tiv
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ra
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te
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