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TRANSFORMERS

BMW STANDARD

In accordance with DIN ISO 10656 and the BMW project specifications, the transformer types listed below are currently in use.

INTEGRATED TRANSFORMERS


Connection Layout: B

Connection Layout: B2

  • Measuring coil (for CCR) and
  • Secondary circuit monitoring standard

TYPE NOMINAL OUTPUT
S50
(at 50% ED)
SECONDARY CONTINUOUS CURRENT
I2p
SECONDARY VOLTAGE
U20
WEIGHT DIMENSIONS
w x h xd
SECONDARY SIDE TRANSFORMER IMPEDANCE
Z = R + jXL
(400 V version)
  [ kVA ] [ kA ] [ V ] [ kg ] [ mm ] [ µW ]
B/2-4-12, 0-60-480/60-MS 60 3.5 8.5 / 9.6
10.8 / 12.0
73
ca. 92 x 235 x 710
136 = 124 + j 56
B4-0-12, 0-120-480/60-MS 120 7.1 8.5 / 9.6
10.8 / 12.0
115
ca. 184 x 235 x 560
72 = 53 + j 49


SPLIT CORE TYPE TRANSFORMERS


Connection Layout: H

Connection Layout: J

  • Temperature monitoring
  • Measuring coil (for CCR) standard

TYPE NOMINAL OUTPUT
S50
(at 50% ED)
SECONDARY CONTINUOUS CURRENT
I2p
SECONDARY VOLTAGE
U20
WEIGHT DIMENSIONS
w x h xd
SECONDARY SIDE TRANSFORMER IMPEDANCE
Z = R + jXL
(400 V version)
  [ kVA ] [ kA ] [ V ] [ kg ] [ mm ] [ µW ]
H-7,6-4,0-480/60-TM-US
43 4.0 7.6 46 ca. 106 x 150 x 170 162 = 124 + j 104
J-8,5-5,4-480/60-TM-US
65 5.4 8.5 65 ca. 125 x 160 x 190 145 = 120 + j 81
J-9,6-5,4-480/60-TM-US
73
5.4
9.6
71.7
ca. 125 x 160 x 230
154 = 138 + j 68
J-12,0-5,4-480/60-TM-US
92
5.4
12.0
86
ca. 125 x 160 x 260
171 = 148 + j 86