BTR

Systemair AB
Industrivägen 3, SE-739 30 Skinnskatteberg
Tel [phone], Fax [phone]
[e-mail] • www.systemair.com
BTR
Technical data
Pressure class PN16
Connection Metric female threaded
Flow characteristics Equal percentage
Rangeability 100:1
Stroke 20 mm
Media Hot, cold or glycol-mixed water (max 50%) or steam
Max leakage 0.1 % of kv
Temperature area -5...+185°C
Thread The valves have female threaded connections according to ISO 228/1
Material
Body Rg5 (gun metal SS 5204)
Plug Rg5 (gun metal SS 5204)
Stem Stainless steel
Packing box Self-adjusting Teflon (O-ring Viton)
Models
3-way valves Kv Max. diff. pressure Max. actuator force
BTR15-0,63
DN15 0.63 1.6 MPa 800 N
BTR15-1,0
DN15 1.0 1.6 MPa 800 N
BTR15-1,6
DN15 1.6 1.6 MPa 800 N
BTR15-2,1
DN15 2.1 1.6 MPa 800 N
BTR15-2,7
DN15 2.7 1.6 MPa 800 N
BTR20-4,2
DN20 4.2 1.6 MPa 1500 N
BTR20-5,6
DN20 5.6 1.6 MPa 1500 N
BTR25-10
DN25 10 1.6 MPa 1500 N
BTR32-16
DN32 16 1.6 MPa 1500 N
BTR40-27
DN40 27 1.3 MPa 1500 N
BTR50-39
DN50 39 0.7 MPa 1500 N
Dimensions and pressure drop diagram
Measurements in mm.
BTR
15-0,63 15-1,0 15-1,6 15-2,1 15-2,7 20-4,2 20-5,6 25-10 32-16 40-27 50-39
A 70 70 70 70 70 80 80 90 115 130 160
G G1/2” G1/2” G1/2” G1/2” G1/2” G3/4” G3/4” G1” G11/4” G11/2” G2”
B1 56 56 56 56 56 56 56 56 60 64 70
B2 70 70 70 70 70 70 70 70 80 80 95
E 106 106 106 106 106 106 106 112 115 123 128
G
B2
A
E
Ø44
70
M8
25
G
BTR