Name

Model

Function code

Functions

specification

Shape

Diacharge fume valve

PYF-1

SD

DC24V turned on,manual open,hand reset,out put opening signal

≥200*200

rectangle

PYF-3

SD

≥Φ200

round

Dischage fume and fireproof valve

PYFH-3

SFD

DC24V turned on,manual open,hand reset,out put opening signal,turned off when 280

≥320*320

rectangle

PYFH-6

SFD

≥Φ200

round

Long distance contronled discharge fume valve

PYF-4

BSD

DC24V turned on,long distanced manual open,hand reset,out put opening signal

≥320*320

rectangle

PYF-8

BSD

≥Φ200

round

Long distance contronled discharge fume and fireproof valve

PYFH-5

BSFD

DC24V turned on,long distanced manual open,and long distanced hand reset,out put opening signal,turned off when 280

≥320*320

rectangle

PYFH-7

BSFD

≥Φ200

round

leafy discharge smoke vent 

PYK-2 I

SD

DC24V turned on,manual open,hand reset,out put opening signal

≥250*250

rectangle

PYK-2 II

SD

leafy discharge smoke and fireproof vent 

PYK-5 I

SFD

DC24V turned on,manual open,hand reset,out put opening signal

≥250*250

rectangle

PYK-5II

SFD

long distanced leafy discharge smoke  vent 

PYK-3 I

BSD

DC24V turned on,manual open,hand reset,out put opening signal,turned off when 280

≥250*250

rectangle

PYK-3II

BSD

long distanced leafy discharge smoke and fireproof  vent 

PYK-4 I 

BSFD

DC24V turned on,long distanced manual open,and long distanced hand reset,out put opening signal,turned off when 280

≥250*250

rectangle

PYK-4 II

BSFD

Plate type discharge smoke vent

PYK-1

BSD

DC24V turned on,long distanced manual open,and long distanced hand reset,out put opening signal

≥320*320

rectangle

≤800*800

discharge smoke window

PYC

BSD

Control center outputs DC24V electrical signal opening,long distanced manual open and hand reset.

≥250*250

rectangle