B25667-A2157-A375 Datasheet, PDF (17/31 Pages) Siemens Semiconductor Group – Compact design Enhanced inrush current withstand capability

B 25 667
Power Factor Correction and Filtering
440 Vac / 3 ph / 18,8 kvar
MKK-440-D-18,8-01
Ordering code: B25667-A4307-A365
Characteristics
C_N, tol.
Q_N
U_N
f_N
I_N
tan δ₀
3 × 103,1 µF +10/–5 %
3 × 18,8 kvar
3 × AC 440 V
3 × 50 Hz
3 × 24,7 A
3 × 2 · 10^–4
Maximum ratings
U_max
I_max
I_s
(du/dt)_max
(du/dt)_s
1,1 · U_N, 8 h daily
1,3 · I_N
200 · I_N
12 V/µs
30 V/µs
Test data
U_TT
AC 950 V, 10 s
U_TC
AC 3000 V, 50 Hz, 10 s
tan δ (50 Hz) ≤ 6 · 10^–4
136,6 ^_0,6
M12
16,8±0,5
KLK1399-2
Climatic category – 25/D
Θ_min
Θ_max
Humidity
t_LD(co)
Θ_stg
– 25 °C
+ 55 °C
Average relative humidity ≤ 75 %
100000 h
– 55 to + 70 °C
Remarks
Natural cooling
Delta connection
IEC 831-1/2, EN 60831-1/2, VDE 560-46/47
Design data
Dimensions ∅ × l
Approx. weight
Impregnation
142 mm × 200 mm
2000 g
Gas
Fixing
Mounting hole
Max. torque
Threaded bolt M12
14 mm
10 Nm
Terminals
Safe-to-touch terminals
Max. torque
1,2 Nm
Terminal cross section 16 mm²
Creepage distance
Clearance
12,7 mm
9,6 mm
Overpressure disconnector
Any mounting position
Black painted case
328
Siemens Matsushita Components