Shanghai Hanchao Hydraulic Equipment Co., Ltd
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ZDB,DB,DBW, Waiting series overflow valve
ZDB,DB,DBW, Waiting series overflow valve
Product details
DESCRIPTION

Overflow valve, direct acting typeDBD


Specification DBD
Overflow valve, direct acting type
  • Specification 4 to 30

  • Bottom plate installation ("P")

  • Threaded connection ("G")

  • As a plug-in valve ("K")

  • Overflow valve that has passed the design safety test according to the guidance of 97/23/EC

  • 3 optional adjustment methods

    • Hexagonal flat head screw with protective cover

    • Knob/Handle

    • Lock knob


KBD Model KBD
Overflow valve, direct acting, motorized trigger (standard performance)
  • Specification 0

  • High power density

  • Multiple pressure levels

  • Multiple uses of simple voltage limiting function

Overflow valve, pilot operatedZDB / Z2DB Models ZDB and Z2DB
  • Stacked overflow valve, pilot operated

  • Specifications 6 and 10

  • Installation surface according to DIN 24340 Type A and ISO 4401

  • 4 pressure levels: 50100200315

  • 5 overflow functions:

    • 4 optional adjustment methods

    • knob

    • Hexagonal socket screw with protective cover

    • Lock with scale knob

    • There is a scale knob

ZDBK / Z2DBK


Models ZDBK and Z2DBK
Stacked overflow valve, pilot operated (210bar series)
  • Specifications 6 and 10

  • Installation surface according to DIN 24340 Type A and ISO 4401

  • 5 overflow functions

    • A-T, P-T, B-T, A-T and B-T, A-B and B-A

  • 3 pressure levels: 50, 100, 210 bar


DBA / DBAW / DBAE


Models DBA, DBAW, and DBAE
Pump safety block, pilot operated
  • Specifications 16 to 32

  • Directly installed on the SAE pressure oil port of the pump

  • Zero pressure start-up and bypass of the pump

  • Unloading through built-in electromagnetic directional spool valve or directional seat valve

  • Electronic monitoring of the set pressure

  • Use external or integrated control electrical components for proportional voltage limiting and unloading

  • Overflow valve that has passed the design safety test according to the guidance of 97/23/EC


DBA / DBAW

Model DBA, DBAW
Pump safety block, pilot operated
  • Specifications 32 and 40

  • Directly installed on the SAE pressure oil port of the pump

  • Zero pressure start-up and bypass of the pump

  • There is an integrated one-way valve

  • Unloading through built-in electromagnetic directional spool valve or directional seat valve

  • Optional conversion shock absorber (only applicable to DBAW type)

  • Overflow valve that has passed the design safety test according to the guidance of 97/23/EC

  • 4 optional adjustment methods

    • knob

    • Hexagonal socket screw with protective cover

    • Knob with lock and scale

    • A knob with a scale


DB / DBW




Model DB, DBW
Overflow valve, pilot operated
  • Specification 6 to 30

  • Bottom plate installation ("P"): The installation surface shall comply with DIN 24340 E-type and ISO 6264

  • Valve block installation ("C")

  • Threaded connection ("G")

  • Flange connection ("F")

  • As a plug-in valve ("K")

  • Unloading through built-in electromagnetic directional spool valve or directional seat valve

  • Optional conversion shock absorber (only applicable to DBW type)

  • Overflow valve that has passed the design safety test according to the guidance of 97/23/EC

  • 4 optional adjustment methods:

    • knob

    • Hexagonal socket screw with protective cover

    • Knob with lock and scale

    • A knob with a scale


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