24kv Outdoor High Qulaity On Load Break Switch For Power Distribution Cabinet

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Key attributes

Brand	ROCKWILL
Model NO.	24kv Outdoor High Qulaity On Load Break Switch For Power Distribution Cabinet
Rated voltage	36kV
Rated frequency	50/60Hz
Series	FW1

Product descriptions from the supplier

Description

Product Description

FW1 type Outdoor on load break switch (switch disconnector) contained in this list are destined to switch stub lines and ring main lines or transformers( It can be equipped with MV HRC fuse links as short circuit protection function) or for switching under on load conditions.
FW1 type switch comply with IEC/IEEE and DVE-recommendation standards. Especially comply with DIN VDE 0670 part 3 and IEC publication IEC-60265, IEC-129.

Service environment
a)Air temperature: Maximum temperature: +75℃; Minimum temperature:-45℃
b)Humidity: Monthly average humidity 95%; Daily average humidity 90% .
c)Altitude above sea level: Maximum installation altitude: 2500m
d)Ambient air not apparently polluted by corrosive and flammable gas, vapor etc.
e)No frequent violent shake

Features and benefits
•Compact design
•All steel parts either in stainless steel or hot-dip galvanized
•Solid and stable base frame
•Main contact with icing protection
•Insulators available in porcelain or alternatively in silicone
•Minimal sag for the line-connection thanks to the two fixed terminals
•Completely maintenance antirust AL alloy -Arc chamber
•Switching-off procedure without external arc
•Short circuit making capacity under specific conditions possible
•Fixing on the supporting structure either by clamping (free setting) or screwing (holes in the base frame)
•Easy on-site installation and setting
•High reliability: up to 1’000 cycles (depending on the making current)
•All conducting parts either silver, nickel or tin-plated
•Practically maintenance-free

Main technical specifications

No.	Unit		Unit	Data
1	Rated voltage		kV	12	24	36
2	Rated frequency		Hz	50/60
3	Rated current		A	200/400/630
4	Rated short circuit withstand current (1S)		kA	20
5	Rated peak withstand current (1S)		kA	50
6	Rated making current		kA	31.5-50
7	Rated insulation level (HV) - lightning impulse		kV	75/85	125/145	170/195
	Rated insulation level (HV) - Power frequency withstand			45	55/75	75/100
8	Rated short circuit breaking capacity cos.Φ (0.7) - Without maintenance of contacts - for active circuits - 20 breakings
	for active circuits	20 breakings	A	630	630	400
		30 breakings		400	400	300
		40 breakings		300	300	250
		50 breakings		250	250	170
		75 breakings		170	170	160
		120 breakings		110	110	110
		200 breakings		65	65	65
		280 breakings		50	50	50
9	Rated ring circuits breaking capacity			630	400	250
10	Rated breaking capacity of transformer			50
11	Rated breaking capacity of cable charging			11
12	Rated breaking capacity of earthing fault			36

FW1-12kV

24kv Outdoor High Qulaity On Load Break Switch For Power Distribution Cabinet

FW1-24kV

24kv Outdoor High Qulaity On Load Break Switch For Power Distribution Cabinet

FW1-36kV

24kv Outdoor High Qulaity On Load Break Switch For Power Distribution Cabinet

Negotiable

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Model

FW1-36

FW1-24

FW1-12

Warranty by

Whole life care manager

Whole-life care management services for equipment procurement, use, maintenance, and after-sales, ensuring safe operation of electrical equipment, continuous control, and worry-free electricity consumption.

The equipment supplier has passed platform qualification certification and technical evaluation, ensuring compliance, professionalism, and reliability from the source.

24kv Outdoor High Qulaity On Load Break Switch For Power Distribution Cabinet

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