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BUL: Unit three-way valve, PN 16

How energy efficiency is improved
Linear mixing and no losses through leakage for energy-efficient control.

Areas of application
Control valve for controlling heating zones, air secondary-treatment appliances, fan-coil units and two-wire systems with heat exchangers in combination with thermal unit valve drive AXT 211, continuous drive AXS 215S or motorised unit valve drive AXM 117(S).

Features

  • Nominal pressure 16 bar
  • Nominal diameter DN10 to DN20
  • Equal percentage characteristic
  • Linear reduced mixing passage characteristic
  • Flat sealing standard version or version with compression fitting for pipe ø15 mm with DN10
  • Special version for fan-coil units with cast on bypass T-piece
  • If the spindle is depressed, the control passage is closed
  • Use as mixing valve, diverting valve and, thanks to tightly-closing third passage, as diverting valve


Technical description

  • Valve with male thread as per DIN EN ISO 228-1, Class B
  • Nickel-plated cast brass valve body
  • Stainless steel spindle
  • Cone with soft seal made of EPDM for control passage and mixing passage
  • Stuffing box with double O-ring seal

Type

Title

BUL010F300

Small 3-way valve;DN10PN16;G1/2A;Kvs=1.6 ;=%

BUL010F310

Small 3-way valve;DN10PN16;G1/2A;Kvs=1.0 ;=%

BUL010F320

Small 3-way valve;DN10PN16;G1/2A;Kvs=0.6 3;=%

BUL010F330

Petite vanne 3voies;DN10PN16;G1/2A;Kvs=0 .40;=%

BUL010F400

Small 3-way valve;DN10G1/2A;Kvs=1.6;=%;B ypass

BUL010F410

Small 3-way valve;DN10G1/2A;Kvs=1.0;=%;B ypass

BUL010F420

Small 3-way valve;DN10G1/2A;Kvs=0.63;=%; Bypass

BUL010F430

Small 3-way valve;DN10G1/2A;Kvs=0.40;=%; Bypass

BUL010F600

Small 3-way valve;DN10D=15;Kvs=1.6;=%;co mpr.fit

BUL010F610

Small 3-way valve;DN10D=15;Kvs=1.0;=%;co mpr.fit

BUL010F620

Small 3-way valve;DN10D=15;Kvs=0.63;=%;c ompr.fit

BUL010F630

Small 3-way valve;DN10D=15;Kvs=0.4;=%;co mpr.fit

BUL015F300

Small 3-way valve;DN15PN16;G3/4A;Kvs=4.0 ;=%

BUL015F310

Small 3-way valve;DN15PN16;G3/4A;Kvs=2.5 ;=%

BUL015F400

Small 3-way valve;DN15G3/4A;Kvs=4.0;=%;B ypass

BUL015F410

Small 3-way valve;DN15G3/4A;Kvs=2.5;=%;B ypass

BUL020F300

Small 3-way valve;DN20PN16;G3/4A;Kvs=5.1 ;=%

BUL020F400

Small 3-way valve;DN20G3/4A;Kvs=5.1;=%;B ypass