1500/5A Resin Measuring and Protection Split Core Dry Type CT
This Model is is suitable forcurrent measurement and microcomputer protection of electrical equipment in 10KV and 35KV AC power system.
The transformer can be directly installed at the inlet andoutlet cables.The slice is imported silicon material. Thesemicircular ring core and secondary windings arevacuum poured by insulated resin.
Parameters
Technical parameters | |
Standards | IEC60044-1; IEC 61869-2; NTC 2205; ANSI C57.13; GB1208-2006 |
Rated primary current | 100-1500A |
Rated load | ≤10VA |
Rated frequency | 50Hz or 60Hz |
Rated secondary current | 5A or 1A |
Rated short-time thermal current | 40kA, 1S |
Rated continuous thermal current | 120%I1n |
Secondary winding power-frequency voltage | 3kV, 1min |
Instrument security factor | FS≤10 |
Mechanical parameters | |
Dimensions (W×D×H) (mm) | φ80xφ110x50 |
Weight (kg) | 2.1 |
Operating conditions | |
Operating temperature | -35°C to +55°C |
Daily average temp | <+40°C |
Storage temperature | -40°C to +70°C |
Altitude | <3500 meters |
Condition | No existence of severely begrimed, erosive and radioactive gas in the air. Permission of long-term operation under rated current. |
Datasheet
Type | LZCK720-10 | LZCK720-10 | ||
Purpose | Measuring current transformer | Protection current transformer | ||
Ratio | Accuracy class and rated load(VA) | Accuracy class and rated load(VA) | ||
I1/I2 | 0.5 | 1 | 10P10 | 10P5 |
100/1 | 2 | 2.5 | 1 | |
200/1 | 2.5 | 3.75 | 2.5 | |
300/1 | 3.75 | 5 | 2.5 | 3.75 |
400/1 | 5 | 7.5 | 3.75 | 5 |
500/1 | 7.5 | 10 | 5 | 7.5 |
600/1 | 10 | 15 | 7.5 | 10 |
100/5 | 2 | 2.5 | 1 | |
200/5 | 2.5 | 3.75 | 2.5 | |
300/5 | 3.75 | 5 | 2.5 | 3.75 |
400/5 | 5 | 7.5 | 3.75 | 5 |
500/5 | 7.5 | 10 | 5 | 7.5 |
600/5 | 10 | 15 | 7.5 | 10 |
800/5 | 10 | 15 | 7.5 | 10 |
1000/5 | 10 | 15 | 7.5 | 10 |
1200/5 | 10 | 15 | 7.5 | 10 |
1500/5 | 10 | 15 | 7.5 | 10 |
Outline Drawing