Eaton Industrial Switchgear - Matching of Voltage and Current

19 / 23

Transformers
Single-phase control transformers
2010 CA08103002Z-EN
15/15
Single-phasecontrol transformersDimensions
Single-phase control transformers
STN0.06...2.0
① Connection lugs
② Maximum space requirement
③ With STN0,06-0.2 ground connection at bottom
STN2.5...4.0
① Connection lugs
② Maximum space requirement
e
2) a
g
f
b1
c1 1)
3)
o
2) b±5
2)
c±5
12 V 24 V 42 V 110 V 230 V
Part no. a b c b c b c b c b c e f ⌀g b1 c1
STN0.06 66 79 78 79 78 79 78 79 78 79 78 50 56 4.8x8 67 60
STN0.1 85 75 91 75 91 75 91 75 91 75 91 64 47 4.8x8 60 76
STN0.16 85 97 91 97 91 97 91 97 91 97 91 64 70 4.8x8 83 76
STN0.2 106 83 112 83 112 83 112 83 112 83 112 80 61 5.8x9 80 97
STN0.25 106 103 121 83 112 83 112 83 112 83 112 80 61 5.8x9 80 97
STN0.315 106 111 121 91 112 91 112 91 112 91 112 80 70 5.8x9 89 97
STN0.4 121 108 133 88 124 88 124 88 124 88 124 90 68 5.8x12 86 106
STN0.5 121 120 133 120 133 100 124 100 124 100 124 90 80 5.8x12 98 106
STN0.63 151 121 157 121 157 107 145 107 145 107 145 122 82 7x15 104 132
STN0.8 151 124 196 138 157 124 145 124 145 124 145 122 99 7x15 121 132
STN1.0 151 150 196 164 157 164 157 150 145 150 145 122 125 7x15 147 132
STN1.3 175 138 213 148 169 148 169 138 157 138 157 135 110 7x15 135 152
STN1.6 175 183 170 138 216 148 169 138 157 138 157 135 110 7x15 135 152
STN2.0 175 213 170 168 216 178 169 168 157 168 157 135 141 7x15 165 152
2) a
e
g
f c1
b
2)
c±5
2) b1±5
1)
b1 c b1 c b1 c b1 c b1 c
Part no. a b c1 e f ⌀g 12 V 12 V 24V 24V 42 V 42 V 110 V 110 V 230 V 230 V
STN2.5 230 130 250 190 200 11 185 260 185 250 205 255 160 275 145 255
STN3.0 230 155 250 190 200 11 210 260 230 250 230 255 185 275 170 255
STN4.0 230 170 250 190 200 11 225 260 245 250 245 255 200 275 185 255
STN