Buerkert Type 6281 Servo-assisted 2/2-way diaphragm valve (20095905)

Name: Buerkert Type 6281 Servo-assisted 2/2-way diaphragm valve (20095905)
Brand: Bürkert
SKU: N-BUR.20095905
Price: 303.30 EUR
Availability: InStock

Item No.: N-BUR.20095905

HAN: 20095905

303,30 €

excl. 19% VAT (Paket)

Available

Delivery time: 8 - 12 Workdays Other countries

Valve function: A - normally closed - inlet port 1 (P/NC) | Main valve orifice 1 (P) (mm): 10 mm | Main valve wetted material: Stainless steel | Seat seal material: EPDM (Ethylene-propylene-diene rubber) | Port connection 1 thread marking: 3/8 | Voltage min / rated voltage: 230 V | Electrical connection sort: Wire cable | Kv value (water): 1,9 m3/h More product details

Product Information

Dimensions and Weight
Item information	Value
Category:	Typ 6281 Servogesteuertes 2/2-Wege Membranventil
Seat seal material:	EPDM (Ethylene-propylene-diene rubber)
Valve function:	A - normally closed - inlet port 1 (P/NC)
Kv value (water):	1,9 m3/h
Electrical connection sort:	Wire cable
Main valve orifice 1 (P) (mm):	10 mm
Main valve wetted material:	Stainless steel
Voltage min / rated voltage:	230 V
Port connection 1 thread marking:	3/8
Item weight:	0,54 kg

Product Description

Servo-assisted 2/2-way diaphragm valve

Servo-assisted diaphragm valve Type 6281: 2/2-way solenoid valve, ATEX, IECEx, KTW W270, AGA Watermark, UL, VDE, Buy online now!.

Technical data

Valve & function (11)

Type	6281
Operation	servo-controlled
Actuator type	Plunger valve
Main valve operating principle	Diaphragm valve
Switch function	on/off
Media separation	No
Valve function	A - normally closed - inlet port 1 (P/NC)
Valve function number of switching positions	2
Valve construction	Valve complete
Flow	Above seat
Generation	EV

Pilot control (3)

Pilot control orifice (mm)	1,2 mm
Pilot control seal material	EPDM (Ethylene-propylene-diene rubber)
Pilot control centrally bolted	Yes

Manual override (1)

Manual actuation	No

Performance data (14)

Nominal pressure min	0,2 bar
Nominal pressure max (liquid)	16 bar
Nominal pressure (DIN EN 1333)	PN 16
Main valve orifice 1 (P) (mm)	10 mm
Main valve orifice 1 (inch)	3/8 inch
Kv value (water)	1,9 m3/h
QNn value (gas)	2.050 l/min
Installation length	50 mm
Switch time open min	20 ms
Switch time open max.	500 ms
Switch time close min	120 ms
Switch time close max.	1.500 ms
Valve setting opening time	No
Valve setting closing time	No

Fluid connections (7)

Fluidic port connection number	2
Port connection 1 type	Internal thread
Port connection 1 thread type	G
Port connection 1 thread marking	3/8
Port connection 2 type	Internal thread
Port connection 2 thread type	G
Port connection 2 thread marking	3/8

Materials (6)

Main valve wetted material	Stainless steel
Medium-contacting part core material	Stainless steel
Medium-contacting part stopper material	Stainless steel
Seat seal material category	Elastomers
Seat seal material	EPDM (Ethylene-propylene-diene rubber)
Sealing toward outside material	EPDM (Ethylene-propylene-diene rubber)

Temperature & protection (5)

Temperature environment min	-30 °C
Temperature environment max	55 °C
Temperature medium min	-30 °C
Temperature medium max	100 °C
Protection type IP (max. with suitable connector)	IP65

Electrical data (14)

Voltage min / rated voltage	230 V
Voltage max / rated voltage	230 V
Voltage tolerance negative	10 %
Voltage tolerance positive	10 %
Voltage frequency 1	50/60 Hz
AC voltage	Yes
DC voltage	Yes
Battery voltage	Yes
Rated power DC	9 W
Reduced power DC	7 W
Rated power consumption	7 W
Rated power AC	7 V·A
Thermal insulation class of the actuator	H
Nominal operation/Duty cycle	100 %

Electrical connection (7)

Electrical connection sort	Wire cable
Electrical connection number of contacts	2 + Grounding conductor
Cable plug in delivery	not included
Electrical connection position	in direction of flow left
Electrical connection 1 wire material	PO Copolymer crosslinked
Electrical connection wire length	3.000 mm
Electrical connection output direction	horizontal

Solenoid coil (7)

Coil type	placed on top
Coil size	32 mm
Coil insulation material (encasement)	Epoxy
Coil wiring overvoltage protection	without
Coil wiring rectifier	Yes
Coil wiring polarity recovery diode	No
Kick and Drop coil	Energy saving technology not available

Versions & options (8)

Back-pressure-resistant version	No
Vacuum version	No
Analysis version	No
Oxygen version	No
Oil burner valve	No
Steam version	No
Low-noise version	No
Main valve with integrated screen	No

Approvals (2)

Approval type	IECEx, ATEX
Certification type	mb IIC T4 Gb; mb IIIC T130 °C Db; single mounting, II 2 G mb IIC T4 Gb; II 2 D mb IIIC T130 °C Db; single mounting

Shipping & customs (4)

Weight	540,000 g
Customs tariff number	84818079
Country of origin	Germany
Export	Not subject to export licensing

Product benefits

Servo-assisted diaphragm valve up to DN 50
Vibration-resistant, centrally screwed coil system
Damped design for quiet closing
Energy-saving double coil technology with kick and drop variant
Explosion-proof variants

Your Benefits With Us

Worldwide shipping of all valves and flow meters
Large stock levels for many products – current lead time available on request
Spare parts and service kits available
Fast shipping via UPS (parcel) or freight forwarder (pallets), express delivery available on request
Extensive hands-on application know-how
Personal advice on selecting the right component
Resellers receive volume-based discounts on request
Large companies, public authorities and government agencies can order on account (request via our contact form)

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Question about item

Manufacturer according to GPSR
Christian Bürkert GmbH & Co. KG, Christian-Bürkert-Straße 13-17, 74653 Ingelfingen, Baden-Württemberg, Deutschland, [email protected], https://www.buerkert.de

Buerkert Type 6281 Servo-assisted 2/2-way diaphragm valve (20095905)

Dimensions and Weight