TBV-C – NPT threads

Terminal balancing valve for ON-OFF control

Designed for use in terminal units in heating and cooling systems, the TBV-C ensures accurate hydronic control and optimum throughput over a long lifetime. IMI Hydronic Engineering’s dezincification resistant alloy, AMETAL®, minimises the risk of leakage.

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Features & Benefits

Presetting tool

For accurate and easy balancing.

Shut-off function

Ensures straightforward maintenance procedures.

Self-sealing measuring points

For quick and easy measurement.

Technical Information

Technical description

Application:

Heating and cooling systems.

Functions:

Control
Balancing
Pre-setting
Measuring
Shut-off (for isolation during system maintenance)

Dimensions:

DN 15-25

Pressure class:

PN 16

Temperature:

Max. working temperature: 120°C
Min. working temperature: -20°C

Media:

Water or neutral fluids, water-glycol mixtures (0-57%).

Leakage rate:

Tight sealing

Material:

Valve body: AMETAL®
Seat seal: Valve disc of EPDM
Spindle seal: EPDM O-ring
Valve insert: AMETAL®, PPS (polyphenylsulphide)
Return spring: Stainless steel
Spindle: AMETAL®

AMETAL® is the dezincification resistant alloy of IMI Hydronic Engineering.

Marking:

Body: TA, PN 16/150, DN, inch size and flow direction arrow.
Identification ring on measuring point:
White = Low flow (LF)
Black = Normal flow (NF)

Actuators:

See separate information on EMO T.

Articles

Female thread

DN	Size	D	Da*	L	H	Kvs	Kg	EAN	Article No
TBV-C LF, low flow
15	1/2"	1/2 NPT	M30x1,5	127	58	0,90	0,50	7318794019706	52 133-515
TBV-C NF, normal flow
15	1/2"	1/2 NPT	M30x1,5	81	58	1,8	0,50	7318793949707	52 134-515
20	3/4"	3/4 NPT	M30x1,5	91	57	3,4	0,40	7318793949806	52 134-520
25	1"	1 NPT	M30x1,5	111	64	7,2	0,73	7318794021709	52 134-525

*) Connection to actuator.

Kvs = m³/h at a pressure drop of 1 bar and fully open valve.

→ = Flow direction

Female thread

DN	Size	D	Da*	L	H	Kvs	Kg	EAN	Article No
TBV-C LF, low flow
15	1/2"	1/2 NPT	M30x1,5	127	58	0,90	0,50	7318794019706	52 133-515
TBV-C NF, normal flow
15	1/2"	1/2 NPT	M30x1,5	81	58	1,8	0,50	7318793949707	52 134-515
20	3/4"	3/4 NPT	M30x1,5	91	57	3,4	0,40	7318793949806	52 134-520
25	1"	1 NPT	M30x1,5	111	64	7,2	0,73	7318794021709	52 134-525