Low Voltage Electrical Power Transformer mainly applicable to AC 50Hz (or 60Hz), voltage 1000V and the following circuits, in the rated load can be continuous long-term work. Usually used in machine tools, mechanical equipment as electrical control lighting and indicator power.
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L |
W |
H |
W |
D |
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BK-25VA |
78 |
65 |
90 |
56 |
50 |
|
BK-50VA |
84 |
74 |
98 |
64 |
60 |
|
BK-100VA |
96 |
85 |
105 |
85 |
65 |
|
BK-150VA |
102 |
85 |
108 |
76 |
71 |
|
BK-200VA |
102 |
92 |
108 |
76 |
77 |
|
BK-250VA |
114 |
101 |
140 |
90 |
85 |
|
BK-300VA |
114 |
106 |
140 |
90 |
90 |
|
BK-400VA |
132 |
108 |
165 |
102 |
90 |
|
BK-500VA |
132 |
120 |
165 |
102 |
102 |
|
BK-1KVA |
150 |
140 |
170 |
120 |
115 |
|
BK-1.5KVA |
150 |
160 |
170 |
120 |
130 |
|
BK-2KVA |
180 |
180 |
195 |
130 |
140 |
|
BK-3KVA |
192 |
190 |
200 |
140 |
155 |
|
BK-5KVA |
230 |
210 |
270 |
170 |
160 |
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L |
W |
H |
W |
D |
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JBK-63VA |
78 |
65 |
85 |
56 |
53 |
|
JBK-100VA |
84 |
84 |
95 |
64 |
70 |
|
JBK-160VA |
96 |
92 |
110 |
85 |
75 |
|
JBK-250VA |
96 |
104 |
110 |
85 |
87 |
|
JBK-400VA |
120 |
100 |
130 |
90 |
85 |
|
JBK-630VA |
150 |
108 |
170 |
122 |
90 |
|
JBK-800VA |
150 |
130 |
170 |
120 |
105 |
|
JBK-1KVA |
150 |
135 |
170 |
122 |
105 |
|
JBK-1.7KVA |
168 |
160 |
185 |
130 |
108 |
|
JBK-2KVA |
168 |
170 |
195 |
170 |
145 |
|
JBK-5KVA |
228 |
205 |
260 |
170 |
145 |
- Insulation resistance in the cold state should not be less than 10 MΩ; control transformer insulation resistance in the hot and humid state should not be less than 2 MΩ.
- Electrical insulation strength should be able to withstand AC 50 Hz, 2,000 V sinusoidal AC voltage withstand test, time 1min without breakdown or flashover phenomenon.
- Leakage current shall not exceed 3mA
- The limiting temperature rise of the coil (Class E insulation) shall not exceed 75 K (resistance method); the limiting temperature rise of the core (Class E insulation) shall not exceed 55 K (semiconductor thermometer method).
Issiq teglar:
