Oil Distribution Transformers
Minera
Up to 2500 kVA, insulation ≤ 24 kV, losses
PM102308
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4 bi-directional flat rollers
2 lifting and untanking lugs
2 pulling eyes on the frame
2 earthing terminals on the cover (M12 studs)
1 filling plug
1 draining device according to EN 50216-4
or DIN 42551
1 aluminium rating plate
Options
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Protection relays (DMCR® or DGPT2®)
on the filling plug
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1 free, thermometer pocket
Control device in the thermometer pocket
(pointer thermometer with 0 or 2 contacts max,
2-contact thermostat, etc.)
3 HV porcelain bushings (250 A)
4 LV porcelain bushings (from 250 kVA)
LV, cable box IP21 or IP54
(only with plug-in bushings on the HV side)
Locking device for plug-in bushings
(with or without lock)
3 mobile connectors for plug-in bushings – straight
or elbow (cable characteristics must be specified)
Liquid retention bund
Minera - Oil immersed Transformer
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Standard
These transformers comply with standards:
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EN 50464-1
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EN 60076-1 to 10
Schneider Electric guarantees that its transformers
are assembled using new, PCB-free components.
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Description
Dielectric liquid
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First refining mineral oil
Tested in accordance with IEC 60296
Compatible with all the transformer’s components
Standard fitting
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One 3 or 5 positions off-circuit tap changer
on the cover, with padlocking facility
3 HV plug-in bushings (250 A / 24 kV) on the cover
4 LV flat-bars (from 250 kVA)
4 LV porcelain bushings (from 50 to 160 kVA)
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The above options concern usual cases and are not
restrictive. For other information,please consult us.
Load losses performance
According to EN 50464-1
Optimum efficiency 0
SM100117
No-load losses performance
SM100100
Mineral oil-immersed, 50 Hz, three-phase distribution
transformers with the following characteristics:
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Hermetically sealed with integral filling
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Cover bolted to the tank
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ONAN-type natural cooling
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Indoor / outdoor use
(depending on selected fittings and options)
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Anti-corrosion surface treatment : corrositivity
category class C3, “Medium” durability
(according to ISO 12944-2)
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Final colour RAL 7033
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Protection index IP00 (coverless version)
According to EN 50464-1
Optimum efficiency
Ak
A0
B0
C0
C0
D0
E0
Standard efficiency
0
Bk
Ck
Dk
Standard efficiency
Ck
C0
Ck
Oil Distribution Transformers
Minera
C0
Ck
Electrical characteristics
Power (kVA)
100
Primary voltage
15 and/or 20kV
160
250
315
400
500
630
630
800
1000
1250
1600
2000
2500
Secondary voltage
400 to 433V between phases, 231 to 250V phase to neutral (at no load)
HV insulation level
17.5kV for 15kV - 24kV for 20kV
HV tapping range
± 2.5 % and/or ± 5 %
Vector group
Yzn 5 / Yzn 11 (50kVA version only) - Dyn 5 / Dyn 11
No-load losses (w)
210
300
425
520
610
720
Load losses (w)
1750
2350
3250
3900
4600
5500
860
800
930
1100
1350
1700
2100
2500
6500
6750
8400
10500
13500
17000
21000
26500
Impedance voltage (%)
4
4
4
4
4
4
4
6
6
6
6
6
6
6
- power LWA
49
52
55
57
- pressure LPA (1m)
41
43
45
47
58
59
60
60
61
63
64
66
68
71
48
49
50
50
50
52
53
55
56
59
Acoustic Level dB(A):
Dimensions and weights
HV side
F
F
SM100026
SM100027
earthing
terminal
D
C
J
B
K
125
Bushings are marked according
to the IEC 60616 standard.
D: Height over LV cable box
(optional accessory, compatible
with HV plug-in bushings only).
1W
1V
1U
2W 2V 2U 2N
free
thermometer
pocket
Dimensions and weights are for
guidance only, and are provided for
a single-voltage transformer with
the following electrical
characteristics: 20 kV (HV) / 400 V
(LV) – 5-position tap changer,
± 2 x 2.5 %.
filling plug
rating plate
40
Note:
tap changer
earthing
terminal
lifting lug
H
H
H
A
38
corrugated panels in the corners according to cooling needs
LV side
Rated power (kVA)
100
160
250
315
400
500
630
630
800
1000
1250
1600
2000
2500
Dimensions
-A
1000
1000
1050
1250
1300
1400
1450
1550
1550
1750
1800
1850
2000
2250
(mm)
-B
600
750
800
850
850
900
950
950
1000
1100
1150
1200
1350
1300
-C
880
1030
1040
1140
1140
1240
1240
1240
1300
1350
1350
1400
1450
1680
-D
1160
1310
1380
1480
1480
1580
1580
1580
1640
1690
1755
1805
1950
2180
-F
265
265
265
265
265
265
265
265
265
265
265
265
265
265
-H
80
75
150
150
150
150
150
150
150
150
170
170
170
170
-J
520
520
520
670
670
670
670
670
670
670
820
820
820
820
-K
105
105
105
105
105
105
105
105
105
85
85
85
85
85
-Oil
125
160
200
230
260
300
350
390
420
480
580
670
800
1050
-Total
580
750
950
1100
1300
1500
1800
1780
2100
2400
2750
3250
4000
5200
Weight
(kg)
Terminations
Rated current (A)
LV flat-bars
On request
1250
1250
1250
1250
1250
1250
1250
1600
2500
2500
3150
5000
LV porcelain bushings
250
630
630
630
1000
1000
1000
2000
2000
2000
3150
3150
4500
LV Terminations Ø 18
Ø 18
3150 A
2500 A
LV bus-bars terminations - EN 50387 (standard from 250 kVA)
5000 A
70
20
165
250A
M 20
60
178
630A
26
Ø 14
263
1000A
17
26
M 30
100
100
25
20
40
15
120
Ø 14
340
M 42
2000A
60
120
Ø 14
3150A
290
255
locking
device
150
87
locking
device
HV plug-in bushings 250 A/24 kV (standard).
40
40
30
M 12
70
20
40
372
150
Ø18
40
450
M 55
SM100031
SM100029
10
M 12
60
50
15
SM100030
310
50
250
250
50
135
50
50
200
45
52
Ø 14,5
Ø 11
1600 A
1250 A
12
50
HV Terminations - EN 50180
20
25
45
Ø 14,5
Ø 11
31,5
120
12
35
106,5
31,5
31,5
120
50
52
Ø 14,5
Ø 11
31,5
97,5
12
31,5
12
221
31,5
31,5
31,5
52
63
31,5
31,5
155
SM100028
63
31,5
100
M 48
4500A
LV porcelain bushings - EN 50386 (in standard from 50 to 160 kVA – in option for other powers)
© Schneider Electric. All rights reserved.
250
385
250 A
HV porcelain bushing 250 A (option)
Schneider Electric Industries SAS
35, rue Joseph Monier
CS 30323
F - 92506 Rueil Malmaison Cedex (France)
Tél. : +33 (0)1 41 29 70 00
RCS Nanterre 954 503 439
Capital social 896 313 776 €
www.schneider-electric.com
NRJED312371EN
As standards, specifications and designs change from time
to time, please ask for confirmation of the information given
in this publication.
Design: Schneider Electric Industries SAS
Photos: Schneider Electric Industries SAS
05-2012