76 series | 3/2-way piston valve

Seat Valve Electrically servo-assistent

Series 76-1701

Valve B7621/1706/5128-HN AC

3/2-way piston spool valve with differential piston and optional additional spring for piston return. The valve is normally closed from 1 to 2 and open from 2 to 3. The special feature of the B76 series is the mechanical return spring, i.e. the piston spool is returned to the rest position in the event of a pressure failure. On request, outlet 3 can be equipped with an exhaust air throttle.

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Valve B7621/1706/5128-HN AC

Datasheet explicit

Datasheet universal

techn. datasheet - ger/en (PDF) 76

Instructions

Instructions Solenoid valves servo-assisted

Solenoid coil .128

Others

EC Declaration of Conformity

REACH Declaration

RoHS Declaration

Version	B
Type of valve	76	Seat Valve Electrically servo-assistent
Connection type, valve seat	21	G1/4 7mm
Kv-value (Δp = 1 bar H₂O)		1.2 m³/h
Housing	17	aluminium AL anodised
Sealing	06	EPDM
Voltage type	5	AC
Solenoid power	12	4,8W
Protection class	8	Ex protection
Valve option	HN	NO (P-A) + Manual override
System pressure		2 - 10 bar
Valve type		12V, 24V, 48V, 110V, 120V, 220V, 230V, AC
Temperature Medium		from -30 °C to 50 °C
Temperature Environment		from -30 °C to 50 °C
Mounting position		in any position
Specific use case		Open system, Pressure difference Yes
scope of delivery		1 valve, 1 Solenoid .128 Thermoplast \| IP67 \| 100% ED \| Terminal box \| cable gland M20x1.5 4x90° rotatable \|

Valve option	HN	NO (P-A) + Manual override
Description		Opened with spring force from P to A. Closes with continuous Voltage \| In opposite flow direction up to max. 16 bar closing \| manual override \| Operation with screwdriver
REACH-RoHS conformity		REACH Yes \| RoHS Yes
Net weight		0.3 kg
Switching time (at 6 bar gas)		On: 14 ms \| Off: 20 ms
Customs export		Customs tariff number 84818059; Country of origin Germany; ECCN (US): N; AL: N

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