Description
FEATURES:
*Precision and steady output characteristics
*Close to zero load shift and zero phase shift
*Excellent balance characteristics
*Superior temperature stability
MECHANICAL SPECIFICATIONS
| Series No. | Description | Outline Standard Sizes(mm) | ||
|---|---|---|---|---|
| OD | ID | HT | ||
| ZCT11 | Differential Transformer | 14 +0/-0.2 | 6.7 +0.2/-0 | 4.3 +0/-0.2 |
| GNT12 | Grounded Neutral Transformer | 13.7 +0/-0.2 | 7.1 +0.2/-0 | 4.1 +0/-0.2 |
MATERIAL SPECIFICATIONS
| Name | Materials | |
|---|---|---|
| Core | ZCT11 | 80%Ni Permalloy 12.2×8.8×0.35×5 |
| GNT12 | Ferrite 13.3×7.3×4.0 | |
| Core case | ZCT11 | PBT 1320 E221630 |
| Winding | ZCT11 | 2-UEW MW75 Φ0.08mm |
| GNT12 | 2-UEW MW75 Φ0.1mm | |
ELECTRICAL SPECIFICATIONS
| Rated Primary Current | 30A |
|---|---|
| Dielectrical Withstand Voltage(Hi-Pot) | 2500Vrms |
| DC Resistance at 25 ℃ | ZCT11 47Ω±10% |
| GNT12 6.5Ω±10% | |
| Output Voltage at f=50/60HZ Iin =5mA RL =1K Ω | ZCT11 3.5~3.9mV |
| Inductance at f=1KHZ u=0.25V | GNT12 60mH,min |
TEST CIRCUITRY
APPLICATIONS
*ZCT11 using to sense minimal differential current caused by the ground fault
*GNT12 using to sense unexpected excessive current change or overload durrent
connecting with various electric equipments, such as kitchen, rest room, car-washing room
*The assemblies of ZCT11 and GNT12 are mainly applied to the GFCI plugs, GFCI receptacles,
connecting with various electric equipments, such as kitchen, rest room, car-washing room.
And also these assemblies are applied to the AFCI used in the air-condition.