Siemens SIPROTEC 7SJ62 Instruction Manual

Technical Data
10-377SJ62 Manual
C53000-G1140-C121-1
Operating Measured Values
for Power Factor
– cos ϕ
- Range -1 to 1
- Tolerance 5% for |cos ϕ| ≥ 0.707
Counter Values for Energy
– Wp, Wq (real and reactive energy) in kWh (MWh or GWh) and in kVARh
(MVARh or GVARh)
- Range 8
1
/
2
digits (28 bit) for VDEW protocol
9
1
/
2
digits (31 bit) in T103 mode
- Tolerance 5% for I > 0.5 I
Nom
, V> 0.5 V
Nom
and
|cos ϕ| ≥ 0.707
Operating Measured Values
for Frequency
– f in Hz (displayed with primary values)
- Range f
N
± 5 Hz
- Tolerance 20 mHz
Operating Measured Values for Θ
S
/Θ
S Trip
Thermal Overload Protection and Θ
L
/Θ
L Trip
Motor Restart Blocking
- Range 0% to 400%
- Tolerance 5% class accuracy per IEC 60255-8
Operating Measured Values for
Sensitive Ground Fault Protection
– I
Ns
, I
Nsa
, I
Nsr
(total, active, and
reactive current) in A or kA primary and in mA secondary
- Range 0 mA to 1600 mA
- Tolerance 2% of measure value or 1 mA
Long-Term Mean
Value
Time Window 15, 30 or 60 minutes
Frequency of Updates adjustable
Long-Term Means of
– Currents Ia
dmd
, Ib
dmd
, Ic
dmd
, I
1 dmd
in A (kA)
– Real Power P
dmd
in W (kW, MW)
– Reactive Power Q
dmd
in VAr, (kVAr, MVAr)
– Apparent Power S
dmd
in VA, (kVA, MVA)
Min/Max Report Report of Measured Values with date and time
Reset – Automatic Time of day adjustable (in minutes).
Time frame and starting time
adjustable (in days, 1 to 365 days, and ∞).
Reset – Manual Using binary input
Using keypad
Using communication
Min/Max Values for Current I
a
, I
b
, I
c
, I
1
(positive sequence)
Min/Max Values for Voltages Va-n, Vb-n, Vc-n, V
1
(positive sequence)
Va-b, Vb-c, Vc-a, Vn
Min/Max Values for Power/ Other S, P, Q, cos ϕ, Frequency
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Siemens SIPROTEC 7SJ62 Specifications

General

Brand	Siemens
Model	SIPROTEC 7SJ62
Category	Relays
Language	English