Closed Type CT
AKH-0.66-III Series Square Closed Type Current Transformer
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Product introduction
Vertical square hole type, they can pass through 1-3 bar bus. Not only they possess features of type Ⅰ,Ⅱ, but also can be used for electric metering of power supply, and matched with current relay to do protection.
Model description
Parameter
| Specification | Rated current ratio (A) | Precision degree and corresponding rated load (VA/Ω) | Straight-thro ugh tums | Bus spec(mm)/ number | Installation | |
| 0.2 | 0.5 | |||||
| 60III | 200-300/5(1) | 2.5 | 1 | 60×10/ 1-3 | E | |
| 400/5(1) | 5 | 1 | ||||
| 500-800/5(1) | 10 | 1 | ||||
| 1000/5(1) | 10 | 1 | ||||
| 1200-1500/5(1) | 15 | 1 | ||||
| 2000/5(1) | 20 | 1 | ||||
| 2500/5(1) | 30 | 1 | ||||
| 80III | 300-400/5(1) | 5 | 1 | 80×10/ 1-3 | ||
| 500-800/5(1) | 10 | 1 | ||||
| 1000/5(1) | 10 | 1 | ||||
| 1200-1500/5(1) | 15 | 1 | ||||
| 2000/5(1) | 20 | 1 | ||||
| 2500-3000/5(1) | 30 | 1 | ||||
| 100III | 600-800/5(1) | 10 | 1 | 100×10/ 1-3 | ||
| 1000/5(1) | 10 | 1 | ||||
| 1200-1500/5(1) | 15 | 1 | ||||
| 2000/5(1) | 20 | 1 | ||||
| 2500-5000/5(1) | 30 | 1 | ||||
| 130III | 2000/5(1) | 20 | 1 | 130×10/1-3 125×10/1-3 | ||
| 2500-5000/5(1) | 30 | 1 | ||||
Spec. and size
| Size (mm) / Type | Outline size | Through size | Mounting size | Tolerance | |||||
| W | H | D | Φ | a | e | M | N | ||
| 60III | 117 | 147 | 55 | / | 52 | 62 | / | / | ±1 |
| 80III | 117 | 167 | 55 | / | 52 | 82 | / | / | |
| 100III | 120 | 190 | 55 | / | 52 | 102 | / | / | |
| 130III | 125 | 224 | 55 | / | 52 | 132 | / | / | |
Technical indicators
Rated operation voltage AC 0.66kV (Equivalent AC 0.63kV, GB156-2003) Rated frequency 50-60Hz
Ambient air temperature -30℃-70℃
Height above sea level≤3000m
Power frequency withstand voltage 3000v/1min 50Hz
Used in place without direct rain and snow, without severe pollution and acute shock
Installation
Application
Packing&delivery
