|
Type |
CD Transformer |
Toroidal Transformer |
|
Volume |
40VA |
40VA |
|
Model |
CD |
HDB-40 |
|
Intensity of Reactance
Primary to Secondary/Ground |
3.5KV/2.0mA |
3.5KV/2.0mA |
|
No-load |
No-load Current£¨mA£© |
220V/50Hz |
6.0 |
6.9 |
|
|
|
|
|
No-load Loss£¨W£© |
0.3 |
0.6 |
|
No-load Voltage£¨V£© |
0-1.17-12.72-14.99-17.2-20.77 |
0-1.05-12.86-14.83-16.82-18.78 |
|
Load |
Load Current£¨A£© |
£².£± |
£².£± |
|
Load Voltage£¨V£© |
£°££°.£¹£¸££±£±.£±££±£³££±£´.£¸£³££±£·.£¸£¶ |
£°££°.£¹£¶££±£±.£¸£µ££±£³.£¶£¸££±£µ.£´£µ££±£·.£²£¸ |
|
Voltage Regulation£¨%£© |
£±£´£¥£¨£°££±£¸£Ö£© |
£¸.£°£¥£¨£°££±£¸£Ö£© |
|
DC Resistance£¨¦¸£© |
Primary 1£¨¦¸£©220V |
£·£·.£° |
£´£¶.£° |
|
Secondary£¨¦¸£©28V |
£°.£¶£³ |
£°.£³£¸ |
|
Temperature-rise |
£´£°.£± |
£²£°.£¹ |
|
Test Record |
CD
To: £²£¹.£±¡æ
T1: 30.1¡æ
CH1
COLD: 70.26
HOL; 88.11
¦¤T: 40.1
TIME: 2.12.18 |
Toroidal
To: 30.5¡æ
T1: 30.7¡æ
CH1
COLD: 45.98
HOL; 49.62
¦¤T: 20.9
TIME: 2.14.25 |
Circuit£º 
|
|
Remark:
1. The temperature-rise of HDB-40 lower 19.2¡æ than its R counterpart.
2. The comprehensive data of HDB-40 better than its R counterpart.
|
