Siemens SIPROTEC 7UM62 User Manual

Technical Data
4.29 Motor Starting Time Supervision (ANSI 48)
SIPROTEC, 7UM62, Manual
C53000-G1176-C149-7, Release date 03.2010
505
4.29 Motor Starting Time Supervision (ANSI 48)
Setting Ranges / Increments
Tripping Characteristic
Dropout Ratio
Tolerances
Influencing Variables for Pickup Values
Anlaufstrom des Motors I
A
for I
N
= 1 A 0.10 A to 16.00 A Increments 0.01 A
for I
N
= 5 A 0.50 A to 80.00 A Increments 0.01 A
Pickup Threshold for Startup Detection
I
STARTUP DETECT.
for I
N
= 1 A 0.60 A to 10.0 A Increments 0.01 A
for I
N
= 5 A 3.00 A to 50.00 A Increments 0.01 A
Maximale Anlaufzeit t
A max
1.0 s to 180.0 s Increments 0.1 s
Zulässige Festbremszeit T
FESTBREMS
0.5 s to 120.0 s
or ∞ (ineffective)
Increments 0.1 s
I/I
ANL ERKENN
approx. 0.95 or 0.01 I
N
Pickup Threshold for I
N
= 1 A 1 % of setting value or 10 mA
for I
N
= 5 A 1 % of setting value or 50 mA
Time Delay 5 % or 30 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