157B7121 Danfoss PVBS Spool 25 l/min

Danfoss 157B7121 PVBS Spool

The main spools (PVBS) determine the flow out of the work section or the pressure build up, and are based on a generic platform with a wide selection of additional features, enabling you to tailor the PVBS to suit the demands of any hydraulic system and any function.

Features for the 157B7121 Danfoss PVBS Spool:
PVBS Spool 25 l/min (6.6 US gal/min).
Flow controlled, 4-way, 3 position.
Throttled, open neutral position.
With LS A and B shuttle valve.
Actuation: Mechanical and electrical
A->T Function in Neutral: Drained (Throttle Open)
Activation Pressure Full Stroke: 5.5
Activation Pressure Neutral: 4.0
B->T Function in Neutral: Drained (Throttle Open)
Nominal Max Position A: 7.2
Nominal Max Position B: 7.2
Product group: PVG 32/120 Proportional Valves
Spool Accessory A: Tensionbar-PVM
Spool Accessory B: Plug
Spool Interface: PVB32 LS Shuttle
Type: PVG 32 main spool assemblies (PVBS)

The PVBS main spool can be activated in three different ways:

• Mechanically by a PVM lever
• Electrically by a PVE/PVHC actuator
• Hydraulically by a PVH actuator

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