LZCK-55 400/5A 10VA IP65 Outdoors Split Core ct Current Transformer for 10KV power line
LZCK series IP65 outdoors instrument split core current transformers applicable for AC power system 35kV and measurement of current of power supply equipment below 10KV, and microcomputer protection. This type of current transformer employs imported silican steel which with high permeability as magnetic material, have the characteristics of Small magnetic circuit loss and can be cut, its semicircular core and secondary windings employ high quality epoxy resin vacuum, casting in plastic-case which is flame retardance anti-moisture, stable performance, no maintenance.
Parameters
Technical parameters | |
Standards | IEC60044-1; IEC 61869-2; NTC 2205; GB1208-2006; ANSI C57.13 |
Accuracy Class | 0.5S, 0.5%, 1%, 3% |
Range of primary rated current | 100-1500A |
Range of Rated load | ≤10VA |
Rated frequency | 50/60Hz |
Rated secondary current | 5A or 1A |
Rated short-time thermal current | 40kA, 1S |
Rated continuous thermal current | 150%I1n |
Secondary winding power frequency withstand voltage | 3kV, 1min |
Safety Factor Rating | (FS) <10 |
Output signal | 1A, 5A, 333mV, 1V or 5V(customized) |
Cable length | 2.5m, 5m, 10m(customized) |
Flame retardant ABS plastic shell inside, jaw waterproof apron. |
Mechanical parameters | |
Aperture (mm) | Φ55 |
Dimensions (W×D×H) (mm) | 180×138×52 |
Weight (kg) | 2 |
Working conditions | |
Operating temperature | -35°C to +65°C, average not exceeding +40°C |
Storage temperature | -40°C to +70°C |
Ingress Protection | IP65 |
Environment | outdoors or indoors |
The Height of above sea level | 0- 3000m |
Conditions | No existence of severely begrimed, erosive and radioactive gas in the air. Continuous working under the rated current is allowed. |
Selection Type
Type | LZCK-55(2.5m cable) |
Purpose | Measuring current transformer |
Ratio | Accuracy class and rated load(VA) |
I1/I2 | 0.5S | 0.5 | 1 | 3 |
100/5 | | | 1.5 | 2.5 |
150/5 | | | 1.5 | 2.5 |
200/5 | 2.5 | 2.5 | 2.5 | 3 |
250/5 | 2.5 | 2.5 | 2.5 | 3 |
300/5 | 2.5 | 2.5 | 2.5 | 5 |
400/5 | 5 | 5 | 5 | 5 |
500/5 | 5 | 5 | 5 | 5 |
600/5 | 5 | 5 | 5 | 5 |
750/5 | 5 | 5 | 5 | 5 |
800/5 | 5 | 5 | 10 | 10 |
1000/5 | 10 | 10 | 10 | 10 |
1200/5 | 10 | 10 | 10 | 10 |
1250/5 | 10 | 10 | 10 | 10 |
1500/5 | 10 | 10 | 10 | 20 |