High Voltage Equipment Current Outdoor AC High Voltage Load Switch Circuit Breaker

Product Description

General
Outdoor live tank AC high-voltage load switch is a three-phase outdoor high-voltage equipment with rated voltage of 12KV and rated frequency of 50Hz.
Service environment
Ambient air temperature: -40ºC ~ +50ºC;
Altitude: no more than 3000m;
The surrounding air can be polluted by dust, smoke, corrosive gas, steam or salt spray, pollution grade: IV;
The wind speed does not exceed 34m/s (equivalent to 700Pa on the surface of the cylinder);
Vibration or ground movement from outside switchgear and control equipment is negligible;
The amplitude of electromagnetic interference induced in the secondary system does not exceed 1.10kV.
Product Parameters

Name		Unit	Data
Rated voltage		KV	12
			6/12/17.5
Rated frequency		Hz	50/60
Lightning impulse withstand voltage		KV	110
Power frequency withstand voltage 1min	Dry	KV	50
	wet		40
Rated current		A	400/630
Peak withstand current		KA	50
Rated short time making current		KA	20
Rated short time withstand current		KA/S	4/20
Rated cable charging breaking current		A	10
Rated line charging breaking current		A	1
Rated closed-loop breaking current		A	400/630
Rated current breaking times		Times	≥400
Rated working pressure		Mpa	0.05
Per-phase main circuit resistance		μΩ	≤80
Relative gas leakage rate		Year	≤1%
Operation of mechanical stability		Times	6000
weight		kg	115
Institutions boxes and controller protection class		IP67

Certifications
Workshop
Packaging & Shipping

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