Kyn Series High Medium Voltage LV Armored Removable Withdrawout Metal Clad and Metal Enclosed Switchgear for Vacuum Circuit Breaker

• Customization: Available
• Certification: CCC, ISO9001
• Shell Material: Steel Sheet Coated with Aluminum-Zinc Alloy
• Model NO.: KYN28
• Voltage Level: Medium Voltage
• Installation: Fixed
• Structure: Floorstanding
• Current: AC
• Transport Package: Wooden Case
• Trademark: GRENO
• Origin: Xiamen, China
• Production Capacity: 5000

Product Description

Kyn Series High Medium Voltage LV Armored Removable Withdrawout Metal Clad and Metal Enclosed Switchgear for Vacuum Circuit Breaker

GRENO's KYN28 series medium voltage switchgear is an air insulated switchgear with a withdrawable vacuum circuit breaker, with a rated voltage of 10-40.5kv. All units can be flexibly combined according to customer requirements to achieve preset functions. This switchgear has stable performance, small size, and flexible maintenance, and is widely used in transmission and distribution systems.

Key Features:

• Central metal-clad and metal-enclosed design
• Utilizes advanced manufacturing techniques from home and abroad
• Compatible with various types of old metal-enclosed switchgears

Benefits:

• Enhanced reliability and safety
• Improved efficiency and performance
• Easy replacement of outdated switchgears

Operating Conditions

No.	Description	Requirement
1	Ambient air temperature	-10ºC ~ +40ºC
2	Daily average saturated vapor pressure	≤ 2.2×10mpa
3	Monthly average saturated vapor pressure	≤ 1.8×10mpa
4	Daily average relative humidity	≤95%
5	Monthly average relative humidity	≤90%
6	Altitude	≤1000m
7	Anti-seismic intensity	≤ 8°
7	No fire, explosion, danger, severe contamination, chemical corrosion and violent vibration.

Techincal data1

item		Unit	Parameters
rated voltage		KV	7.2 /12
rated current		HZ	50
rated current of circuit breaker		A	630\2000
rated current of switch cabinet		A	630\2000
rated current of dynamic stability (4S)		KA	16\20\25\31.5\40\50
rated current of dynamic stability (peak)		KA	40\50\63\80\100\125
rated short circuit drop-out current		KA	16\20\25\31.5\40\50
rated short circuit making current (peak)		KA	40\50\63\80\100\125
Rated insulation level	1min power frequency withstand voltage	KA	24	32	42
	lighting impulse withstand voltage	KA	40	60	75
protection degree	IP2X shell: IP4X, it is IP2X when compartment and circuit breaker room is open

Techincal data2

Serial No.	Item		Unit	Technical parameters
1	Rated voltage		KV	24
2	Rated frequency		HZ	50/60
3	Rated insulation level	1 min withstand voltage (effective value)	KV	Phase to phase & phase to earth	60	Isolation fracture	79
		Lighting impulse withstand voltage (peak  value)			125		145
		Auxiliary control circuit power frequency  withstand voltage	V	2000
4	Rated current		A	630,1250,1600,2000,2500,3150
5	Specified short-circuit dropout current		KA	20, 25, 31.5
6	Rated short-circuit making current (peak  value)		KA	50, 63, 80
7	Rated short time withstand current (4S)		KA	20, 25, 31.5
8	Rated peak withstand current		KA	50, 63, 80
9	Auxiliary control circuit rated voltage		V	AC or DC 110/220
10	Protection level		V	IP4X (the circuit breaker chamber door is  open or isolation chamber is IP2X)
11	Outline dimension		mm	1000*1910*24001
12	Weight		Kg	840-1500

 

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Company Information
With the advanced technology support from our UK partner,with rich industrial and exporting experience.
GRENO is focused on producing a fully range of power distribution and protection products. 
For many years,we've been exporting to many countries in Asia,Europe, Middle East,America and Africa.
Our products were mainly exported to Europe and our quality has won their deep trust and very good comments.