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Multifunctional Machine Protection
Measuring Functionalities
without extended measuring functionality
Min/Max values, energy counter
Protective Elements
Basic Generator Elements, included in all versions
Overcurrent protection with undervoltage seal in
Overcurrent protection, directional
Inverse time O/C protection
Thermal overload protection
Negative sequence protection
Differential protection
Loss-of-field protection
Reverse power protection
Forward power supervision
Undervoltage protection
Overvoltage protection
Frequency protection
Overexitation (Volt/Hertz) protection
Stator earth fault protection, non
Sensitive earth fault protection (also as rotor earth fault protection)
Rotor earth fault protection (fn, R measurement)
Motor starting time supervision
Breaker failure protection
Phase sequence supervision
4 external trip commands
Trip circuit monitoring
Fuse failure monitor
Threshold supervision
Standard Generator Protection, consisting of:
Basic Generator elements, + comprising:
Impedance protection
100 % stator earth fault protection with 3rd harmonic
Inadvertent energization protection
Full Generator Protection, consisting of:
Standard Generator protection, + comprising:
Out-of-step protection
DC voltage/DC current protection
Startup overcurrent protection
Earth current differential protection
Asynchronous Motor Protection,consisting of:
Basic Generator Elements without underexcitation and overexitation
protection but with motor restart inhibit
Transformer Protection,consisting of:
Basic Generator Protection, without underexcitation protection, unbalanced load protection and motor starting time supervision
Functionality/Additional Functions
without
Sensitive Rotor Earth Fault Protection
(Square-wave voltage injection 1–3 Hz, Re<80 k Ω)
and 100 % stator earth fault protection
(Principle of 20 Hz voltage injection)
Earth Current Differential Protection
Network Decoupling (df/dt and vector jump)
All additional functions
Ordering example:
7UM6211–4EA99–0BA0 + L0B + M1K
here: Pos. 11 = 9 stands for L0B, i.e. version with Profibus DP system port on the rear optical, double ring
here: Pos. 12 = 9 stands for M1K, i.e. version with rear service port DIGSI 4, modem RS232 and
7UM62 Manual
C53000-G1176-C149-3
–
directional, directional
analog outputs 2 x (0 to 20 mA)
A.1 Ordering Information and Accessories
7UM62
(I> +U<)
(I>>, dir.)
(t=f(I) +U<)
2
(I
t)
(I
>, t=f(I
))
2
2
( ∆ I)
(1/xd)
(–P)
(P>, P<)
(U<, t=f(U))
(U>)
(f<, f>)
(U/f)
>, ∠ U
((U
>, 3I
, 3I
)
0
0
0
0
(I
>)
EE
(R
<)
E
2
(I
t)
an
(I
>)
min
(L
; L
; L
)
1
2
3
(external trip)
(TC mon.)
((U
/U
; I
/I
)
2
1
1
2
(Z<)
(U
)
0 (3. Harm.)
(I>, U<)
( ∆ Z/ ∆ t)
(Udc>)
(I>)
2
(I
t)
6
7
8
9 10 11 12
13
14
_
_
0
3
A
ANSI 51
ANSI 50/51/67
ANSI 51V
ANSI 49
ANSI 46
ANSI 87G/87M/87T
ANSI 40
ANSI 32R
ANSI 32F
ANSI 27
ANSI 59
ANSI 81
ANSI 24
ANSI 59N, 64G, 67G
ANSI 50/51GN, 64R
ANSI 64R (f
)
N
ANSI 48
ANSI 50BF
ANSI 47
---
ANSI 74TC
ANSI 60FL
B
ANSI 21
ANSI 59TN, 27TN3.H
ANSI 50/27
C
ANSI 78 )
ANSI 59N (DC)/51N (DC)
ANSI 51
ANSI 87GN/TN
F
ANSI 66, 49 Rotor
H
ANSI 64R (1 to 3 Hz)
ANSI 64G (100 %)
ANSI 87GN/TN
ANSI 81R
15
0
A
B
C
E
G
463
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