NU6-III series surge protector (hereinafter referred to as surge protector) is used in AC 50Hz, rated working voltage 230V single-phase power distribution system, to meet the SPDIII. test, its open circuit voltage peak to 10kV (1.2/50μs), short circuit current to 5kA (8/20μs), suppress transient overvoltage amplitude, discharge surge energy, so as to protect the system circuit and load equipment.
It is suitable for grading and cooperating with other series of surge protectors to achieve a cascading protection system, so that the low-voltage power distribution system can be more widely and effectively protected.
Comply with standards: GB/T 18802.1, IEC 61643-1, EN 61643-11, and obtain CQC, CE, CB and other certifications.
| Technical parameters item | Parameter value | | Open-circuit voltage | 10kV | | Short-circuit current | 5kA | | Maximum continuous operating voltage | 275VAC、320VAC、 385VAC | | Voltage protection level | 1.5kV | | Number of poles | 1P+N、2P | | Connect the wires | ≤1 6mm2 | | Tighten the torque | 1.5N.m、2.0N.m | | Ingress protection | IP20 | | Back-up protection circuit breaker | NB1-63 C10 |
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