Specification
ENIP-2, manual, ENIP.411187.002. Rev. 11.2020
30
№
Condition
Value
6
Device life
20 year
7
Seismic sustainability
Up to 6 degree MSK-64
8
Max altitude
3500 m
9
Input frequency, Hz
50/60
±5
10 Input current load, % of nominal
1÷200
(2
÷200
; 8
÷
800)*
11 Input voltage load, % of nominal
5
÷150
12 Power factor
(0…1…0)
13 sin
(0…1…0)
14 Voltage unbalance, %
Up to 100
15 Current unbalance, %
Up to 100
* Note: ranges descriptions see in page 15.
Normal conditions see in table 4.4.
Table 4.4
Condition
Normal value
(or normal range)
Variation
Temperature
, °С
15
÷
25
Relativity humanity, %
Up to 95
Atmospheric pressure, kPa (mmHg)
65
÷
106.7 (487.5
÷
800)
Position
any
Supply frequency, Hz
45
÷
65
4.3
Accuracy
Precision of measuring in normal conditions corresponds to the table 4.5.
Table 4.5
№
Parameter’s range from nominal
Accuracy
γ
X
, %
δ
X
, %
Δ
X
1.
Effective voltage
0.2
0.2U
U
1.5U*
0.2
0.05U
U
0.2U
0.75
2.
Effective current
0.2
0.2I
I
2I
0.2
0.05I
I
0.2I
0.75
0.01I
I
0.05I
2.0
3.
Active power
0.5
0.2I
I
2I,
0.2U
U
1.5U*,
0.8
|
cos
φ
|
1
0.5
4.
Total active power
0.5
5.
Reactive power
0.5
0.2I
I
2I,
0.2U
U
1.5U*,
0.8
|
sin
φ
|
1
0.5
6.
Total reactive power
0.5
