Siemens SIPROTEC 7UM62 User Manual

Technical Data
4.26 Interturn Protection (ANSI 59N (IT))
SIPROTEC, 7UM62, Manual
C53000-G1176-C149-7, Release date 03.2010
501
4.26 Interturn Protection (ANSI 59N (IT))
Setting Ranges / Increments
Times
Drop-off to pickup ratio
Tolerances
Influencing Variables
Pickup thresholds of displacement voltage Uw> 0.3 V to 130.0 V Increments 0.1 V
T
Interturn
> 0.00 s to 60.00 s
or ∞ (ineffective)
Increments 0.01 s
Pick-up times approx. 60 ms
Dropout times approx. 60 ms
Pickup stage U
Interturn
> approx. 0.5 to 0.95 (adjustable) or. 0,1 V
Displacement voltage 1 % of setting value or 0.1 V
Time delay 1 % of set value or 10 ms
Power supply direct voltage in range 0.8 ≤ U
Aux
/U
AuxN
≤ 1.15 ≤ 1 %
Temperature in range 23.00 °F (–5 °C) ≤ Θ
amb
≤ 131.00 °F (55 °C) ≤ 0.5 %/10 K
Frequency in range 0.95 ≤ f/f
N
≤ 1.05 ≤ 1 %
Harmonics
- Up to 10 % 3rd harmonic
- Up to 10 % 5th harmonic
≤ 1 %
≤ 1 %

Siemens SIPROTEC 7UM62 Specifications

General

Brand	Siemens
Model	SIPROTEC 7UM62
Category	Protection Device
Language	English