12kv Rmu Ring Main Unit Switch

• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Manual Type
• Speed: Normal Type Circuit Breaker
• Arc-extinguishing Medium: SF6
• Installation: Fixed
• Structure: Lbs
• Model NO.: FL(R)N48-12
• Certification: ISO9001-2000
• Voltage: 12kv
• Current: 630A
• Frequency: 50Hz
• Phase Distance: 210mm
• Altitude: Not Higher Than 2000m
• Transport Package: Standard Export Shipping Package
• Trademark: LIYOND
• Origin: Zhejiang, China
• Production Capacity: 1000 Pieces/Month

Product Description

FL(R)N48-12 12kv 630A 210mm High Voltage Indoor SF6 Load Break Switch for RMU Ring Main Unit

Company: Yueqing Liyond Electric Co., Ltd.

Product Summary:

• FLN36/48-12D/T630-25 and FLRN36/48-12D/T1250-31.5 indoor AC high voltage SF6 load switch


• Suitable for three-phase 50Hz ring network or terminal power supply and industrial electrical equipment


• Protects the line of 10kV Electric Power Load Control System

Features:

• Capable of handling load current, closed loop current, no-load transformer, and cable charging current


• Can break any current reaching rated short circuit


• Suitable for ring network units, box type substations, and more

Applications:

Perfect for urban residential areas, small substations, opening and closing stations, industrial and mining enterprises, shopping malls, airports, subways, hospitals, and stadiums.

Ambient Conditions:

• Altitude: ≤2000m


• Ambient Temperature: -40°C to +40°C


• Earthquake Intensity: ≤8 degree


• Relative Humidity: Daily averages ≤95%, Monthly average ≤90%

Parameters:

Item		Unit	Data
			FLN48-12D/T630-25		FLRN48-12D/T1250-31.5
Rated voltage		kV	12
Rated frequency		Hz	50
Rated current		A	630		1250
Rated active load breaking current			630
Rated closed loop dropout current			630
Rated transfer current					1700
Lightning impulse withstand voltage(peak)		kV	phase to earth, between phase 75, fracture 85
1 min power frequency withstand voltage			phase to earth, between phase 42, fracture 48
Rated short-time withstand current(2s)		kA	25
Rated peak withstand current			63
Rated short-circuit closing current(peak)			63		80(expected)
Fuse type					S LAJ-12
Output energy of impactor		J			1+0.5
Mechanical life	Load switch	times	5000
	Earth switch		2000

Explore our 12kV RMU Ring Main Unit Switch for efficient indoor high voltage operations. Ideal for medium voltage load switching needs.

FAQ:

Product Description

Welcome to Yueqing Liyond Electric Co., Ltd.

Our company offers a wide range of high-quality electrical products designed to meet your needs. Here are some key details about our products:

• Prices: For pricing inquiries, please feel free to send us a message. We will respond within 24 hours.


• Samples: We welcome sample orders for testing and quality checking.


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• Lead Time: The lead time varies based on order quantities, typically within 7-20 days after payment.


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• After-Sales Support: In case of quality issues, send us photos for checking. We will provide a satisfactory solution within 3 days.

Trust Yueqing Liyond Electric Co., Ltd. for reliable electrical products and excellent customer service.