WESA Catalogue 2024 EN

DVGW DRINKING WATER BALL VALVES
BRASS NICKEL PLATED
TECHNICAL DATA 852 SPECIFICATION u 2-piece heavy weight model
888 u Threaded ends acc. to DIN EN 10226-1
Body: Brass CW617N nickel plated u Ball with flushing hole
Body cap: Brass CW617N nickel plated u Full port
Ball:
Brass CW617N chrome plated
Ball seat: PTFE DIN DVGW Drinking water approval
Stem: Brass CW617N nickel plated acc. to DIN EN 13828 | DVGW W570-1
Stem packing: PTFE
Water temperature: 0°C up to +65°C pressure dependent
Water pressure rating: Max. 10 bar temperature dependent
Accessories and spare handles can be found from page 166 onwards.
ITEM RP DN L L A LH SW PN FE | FE acc. to DIN EN 10226-1 852
852-03 3/8" 10 55 12 61 100 22 10
852-04 1/2" 15 69 14 64 100 27 10
852-05 3/4" 20 77 16 76 120 33 10
852-06 1" 25 89 19 80 120 40 10
852-07 1 1/4" 32 103 22 98 150 50 10
852-08 1 1/2" 40 114 22 104 150 55 10
852-09 2" 50 134 26 119 175 69 10
AUTOMATION ELECTRICALLY page 99-100
PNEUMATICALLY page 121 Aluminum handle green coated
ITEM RP DN L L A LH SW PN FE | FE acc. to DIN EN 10226-1 long thread 888
888-03 3/8" 10 50 12 42 85 21 10
888-04 1/2" 15 61 14 49 85 26 10
888-05 3/4" 20 70 16 57 105 32 10
888-06 1" 25 84 19 61 105 40 10
888-07 1 1/4" 32 96 22 70 130 49 10
888-08 1 1/2" 40 107 23 76 130 55 10
888-09 2" 50 128 25 92 165 68 10
Stem packing: PTFE | NBR
Possible use as gas ball valve
with DIN DVGW GAS approval acc. to DIN EN 331
Aluminum handle green coated
TECHNICAL DATA 858 SPECIFICATION u 2-piece heavy weight model
Body: Brass CW617N nickel plated u Press ends acc. to Viega/Mannesmann contour
Body cap: Brass CW617N nickel plated u Ball with flushing hole
Ball: Brass CW617N chrome plated u Full port
Ball seat:
PTFE
Stem: Brass CW617N nickel plated DIN DVGW Drinking water approval
Stem packing: 3-fold PTFE | HNBR acc. to DIN EN 13828 | DVGW W570-1
Water temperature: 0°C up to +65°C pressure dependent
Water pressure rating: Max. 10 bar temperature dependent
ITEM CONTOUR mm DN C D L A LH PN 2x PRESS CONNECTION acc. to Viega-Mannesmann 858
858-15 V/M 15x15 15 31 15 94 41 85 10
858-18 V/M 18x18 15 31 18 94 49 85 10
858-22 V/M 22x22 20 39 22 104 57 105 10
858-28 V/M 28x28 25 47 28 110 61 105 10
858-35 V/M 35x35 32 58 35 123 70 130 10
858-42 V 42x42 40 70 42 158 79 130 10
858-54 V 54x54 50 86 54 179 97 165 10
Accessories and spare handles can be found from page 166 onwards.
Aluminum handle green coated
O TABLE OF CONTENT
DVGW BALL VALVES
93