Low-voltage current transformers designed for precise industrial measurement, featuring a wide range of standard and compact options for panel integration.
Current transformers – AST Line
Please review the following options and select the models that best suit your installation requirements:
ASTR21
Dimension: 44 x 66 x 30 mm
Round conductor: Φ 21 mm
Range: 50 … 500A (CL 0.5, 1.0)
ASTMR21
Dimension: 60 x 80 x 30 mm
Round conductor: Φ 21 mm
Range: 50 … 500A (CL 0.5, 1.0)
AST210s
Dimension: 50 x 70 x 34 mm
Primary bar: 20 x 10 mm
Range: 50 … 300A (CL 0.5, 1.0)
AST255s
Dimension: 50 x 70 x 34 mm
Primary bar: 20 x 5 mm ; Φ 21 mm
Range: 50 … 300A (CL 0.5, 1.0)
AST310s
Dimension: 50 x 70 x 34 mm
Primary bar: 30 x 10 mm
Range: 100 … 400A (CL 0.5, 1.0)
AST3R30
Dimension: 60 x 80 x 30 mm
Round conductor: Φ 30 mm
Range: 100 … 800A (CL 0.5, 1.0)
AST310
Dimension: 60 x 80 x 30 mm
Primary bar: 30 x 10 mm
Range: 50 … 800A (CL 0.5, 1.0)
AST315
Dimension: 60 x 80 x 30 mm
Primary bar: 30 x 15 mm
Range: 50 … 750A (CL 0.5, 1.0)
AST4R30
Dimension: 68 x 87 x 40 mm
Round conductor: Φ 30 mm
Range: 60 … 600A (CL 0.5, 1.0)
AST4B312
Dimension: 68 x 87 x 40 mm
Primary bar: 30 x10mm; Φ 30 mm
Range: 60 … 600A (CL 0.5, 1.0)
AST5R30
Dimension: 60 x 80 x 30 mm
Round conductor bar: Φ 30 mm
Range: 50 … 600A (CL 0.5, 1.0)
AST5B312
Dimension: 75 x 100 x 45 mm
Primary bar: 30 x 10mm; Φ 30 mm
Range: 50 … 600A (CL 0.2s, 0.5, 1.0)
AST4R40
Dimension: 70 x 90 x 30 mm
Round conductor: Φ 40 mm
Range: 150 … 1000A (CL 0.5, 1.0)
AST412
Dimension: 70 x 90 x 30 mm
Primary bar: 2x30x10; 40×13; Φ 33 mm
Range: 125 … 1000A (CL 0.2s, 0.5, 1.0)
AST5B412
Dimension: 70 x 90 x 45 mm
Primary bar: 2x30x10; 40×13; Φ 33 mm
Range: 125 … 1000A (CL 0.5, 1.0)
AST5R50
Dimension: 80 x 108 x 30 mm
Round conductor: Φ 50 mm
Range: 100 … 1000A (CL 0.5, 1.0)
AST512
Dimension: 80 x 108 x 30 mm
Primary bar: 50 x 12 mm; Φ 42 mm
Range: 100 … 1500A (CL 0.5, 1.0)
AST6R65
Dimension: 96 x 121 x 30 mm
Round conductor: Φ 65 mm
Range: 200 … 2000A (CL 0.5, 1.0)
AST615
Dimension: 96 x 121 x 30 mm
Primary bar: 60×15/20x50x10/ Φ53 mm
Range: 200 … 2000A (CL 0.5, 1.0)
AST615.5
Dimension: 84 x 108 x 30 mm
Primary bar: 60×15/20x50x10/ Φ52 mm
Range: 200 … 2000A (CL 0.5, 1.0)
AST640
Dimension: 96 x 132 x 30 mm
Primary bar: 80 x 15 mm; Φ 61 mm
Range: 200 … 2000A (CL 0.5, 1.0)
AST815
Dimension: 105 x 121 x 30 mm
Primary bar: 80×15 mm; Φ61 mm
Range: 400 … 2000A (CL 0.2s, 0.5, 1.0)
AST830
Dimension: 105 x 132 x 30 mm
Primary bar: 2x80x10/ Φ70 mm
Range: 400 … 1600A (CL 0.2s, 0.5, 1.0)
AST830V
Dimension: 105 x 132 x 30 mm
Primary bar: 2x80x10/ Φ70 mm
Range: 400 … 1600A (CL 0.5, 1.0)
AST1030
Dimension: 131 x 160 x 30 mm
Primary bar: 2x100x10 mm; Φ 85 mm
Range: 600 … 3200A (CL 0.2s, 0.5, 1.0)
AST1030V
Dimension: 131 x 144 x 30 mm
Primary bar: 2x100x10 mm; Φ85 mm
Range: 600 … 3200A (CL 0.2s, 0.5, 1.0)
AST1056
Dimension: 131 x 161 x 30 mm
Primary bar: 80×15/ Φ61 mm
Range: 600 … 3200A (CL 0.2s, 0.5, 1.0)
AST1256
Dimension: 165 x 145 x 40 mm
Primary bar: 125 x 60 mm
Range: 600 … 3200A (CL 0.5, 1.0)
AST1256V
Dimension: 129 x 181 x 40 mm
Primary bar: 125 x 60 mm
Range: 600 … 3200A (CL 0.5, 1.0)
AST1656
Dimension: 205 x 145 x 40 mm
Primary bar: 165 x 60 mm
Range: 600 … 5000A (CL 0.2s, 0.5, 1.0)
AST1656V
Dimension: 205 x 145 x 40 mm
Primary bar: 165 x 60 mm
Range: 600 … 5000A (CL 0.2s, 0.5, 1.0)
AST1234
Dimension: 159 x 188 x 30 mm
Primary bar: 2x120x10 mm; Φ 96mm
Range: 400 … 4000A (CL 0.5, 1.0)
AST1659
Dimension: 223 x 171 x 35 mm
Primary bar: 165 x 90 mm
Range: 800 … 6000A (CL 0.2s, 0.5, 1.0)
AST1659V
Dimension: 155 x 239 x 35 mm
Primary bar: 165 x 90 mm
Range: 800 … 6000A (CL 0.2s, 0.5, 1.0)
AST1272
Dimension: 159 x 188 x 30 mm
Primary bar: 4x120x10 mm
Range: 400 … 6000A (CL 0.2s, 0.5, 1.0)
AST2065
Dimension: 265 x 151 x 35 mm
Primary bar: 205 x65 mm
Range: 800 … 6000A (CL 0.5, 1.0)
AST2065V
Dimension: 135 x 281 x 35 mm
Primary bar: 205 x65 mm
Range: 800 … 6000A (CL 0.5, 1.0)
AST3WST
Dimension: 60 x 80 x 30 mm
WST
Range: 5 … 30A (CL 0.5, 1.0)
AST4WST
Dimension: 68 x 87 x 40 mm
WST
Range: 5 … 30A (CL 0.5, 1.0)
AST4WPL6
Dimension: 68 x 87 x 40 mm
WST
Range: 5 … 30A (CL 0.5, 1.0)
AST5WPL6
Dimension: 75 x 100 x 45 mm
Range: 5 … 30A (CL 0.5, 1.0)
AST5WPL8
Dimension: 75 x 100 x 45 mm
Range: 50 … 80A (CL 0.5, 1.0)
AST5WPL10
Dimension: 75 x 100 x 45 mm
Range: 50 … 100A (CL 0.5, 1.0)
