Brand Name: refworld
Model Number: BLR-6210/2
Place of Origin: Zhejiang, China (Mainland)
BLR Series Refrigeration Brass Shut Off O-ring Type Diaphragm Hand Valve
General Description
BLR type hand valve is a manual shut-off valve designed for installation in the liquid ,suction and hot gas lines of refrigeration plant.
It doesn't have gland seal. The external sealing is ensured by some thin metal discs(diaphragms),which hermetically divide the spindle chamber from the fluid flow area.
Feature
Applicable to all fluoride refrigerants
Fitted with three stainless steel diaphragms that prevent leakage throughout the operating life of the valve.
Valve plate of polyamide nylon to give complete shut with minimum torque.
Valve cover with special designed to prevent ingress of moisture
Technical Data | |||||||||||
Model | Connection | Dimensions(mm) | Weight(g) | Temperature Range(℃) | Max Working Pressure(Bar) | KV Factor (m³/h) | |||||
H1 | H2 | L1 | d | I | D | ||||||
BLR-6210/2 | 1/4" SAE | 68 | 53.5 | 58 | 4.5 | 36 | 52 | 200 | -30 to +90 | 28 | 0.28 |
BLR-6210/3 | 3/8" SAE | 72 | 74 | 38 | 325 | 1.00 | |||||
BLR-6210/4 | 1/2" SAE | 78 | 335 | 1.30 | |||||||
BLR-6210/5 | 5/8" SAE | 340 | 1.80 | ||||||||
BLR-6210/6 | 3/4" SAE | 86 | 62.5 | 98 | 6.2 | 50 | 60 | 655 | 3.65 | ||
BLR-6220/2 | 1/4" ODF | 68 | 53.5 | 53 | 4.5 | 35 | 52 | 195 | 0.28 | ||
BLR-6220/3 | 3/8" ODF | 72 | 61 | 38 | 300 | 1.00 | |||||
BLR-6220/4 | 1/2" ODF | 70 | 305 | 1.30 | |||||||
BLR-6220/5 | 5/8" ODF | 71 | 1.80 | ||||||||
BLR-6220/6 | 3/4" ODF | 86 | 62.5 | 92 | 6.2 | 50 | 60 | 580 | 3.65 | ||
BLR-6220/7 | 7/8" ODF | 94 | 645 | 3.65 |