U1453A Datasheet, PDF (10/20 Pages) Keysight Technologies – Insulation Resistance Testers

10 | Keysight | U1450A/U1460A Insulation Resistance Testers - Data Sheet
U1451A/U1452A/U1452AT EN61557 speciications
The following specifications are a requirement for European labeling.
Measurement
Voltage
Earth-bond resistance
Insulation resistance
Intrinsic uncertainty
U1451A
U1452A/U1452AT
± (0.5% + 2)
± (0.2% + 2)
± (1.5% + 3)
± (1.0% + 3)
Based on the test voltage and range. Refer to insulation resis-
tance speciications for U1451A/U1452A/U1452AT.
Operating uncertainty¹
30%
30%
30%
1. The maximum resistance to meet the standard of EN61557-1, 5.2.4, which indicates the maximum amount allowed as less than 30%
Test voltage^{1, 2, 3}
50 V
100 V
250 V
500 V
1000 V
IR <
12.85 GΩ
25.7 GΩ
65.5 GΩ
131 GΩ
260 GΩ
Intrinsic uncertainty (A)
27.6%
27.6%
27.6%
27.6%
27.4%
1. Speciication conidence level to 99.73% as coverage factor up to 3
2. Temperature range is from 0 to 35 °C
3. Test voltage/maximum range for different models:
Temperature (E3)
2%
2%
2%
2%
2%
Test voltage U1451A
50 V
–
100 V
–
250 V
60 GΩ
500 V
60 GΩ
1000 V
60 GΩ
U1452A
60 GΩ
60 GΩ
200 GΩ
200 GΩ
200 GΩ
U1452AT
60 GΩ
60 GΩ
–
–
–
Operating uncertainty
27.6% + 1.15 x E3
27.6% + 1.15 x E3
27.6% + 1.15 x E3
27.6% + 1.15 x E3
27.4% + 1.15 x E3
U1453A/U1461A EN61557 speciications
The following specifications are a requirement for European labeling.
Measurement
Voltage
Earth-bond resistance
Insulation resistance
Intrinsic uncertainty
U1461A
U1453A
± (0.09% + 1)
± (0.09% + 1)
± (0.5% + 2)
± (0.5% + 2)
± (0.5% + 20)²
± (0.5% + 20)²
Based on the test voltage and range. Refer to insulation resis-
tance speciications for U1453A/U1461A.
Operating uncertainty¹
30%
30%
30%
30%
1. The maximum resistance to meet the standard of EN61557-1, 5.2.4, which indicates the maximum amount allowed as less than 30%
2. For 6 Ω range only
Test voltage^{1, 2,}
50 V
100 V
250 V
500 V
1000 V
IR <
25.7 GΩ
51.4 GΩ
131 GΩ
260 GΩ
260 GΩ
Intrinsic uncertainty (A)
27.65%
27.65%
25.65%
27.45%
14.45%
1. Speciication conidence level to 99.73% as coverage factor up to 3
2. Temperature range is from 0 to 35 °C
Temperature (E3)
2%
2%
2%
2%
2%
Operating uncertainty
27.65% + 1.15 x E3
27.65% + 1.15 x E3
25.65% + 1.15 x E3
27.45% + 1.15 x E3
14.45% + 1.15 x E3