A61 Test & Drain Valve

A61 Test & Drain Valve

  • FM Approved Logo Mid Grey 300.jpg
  • UL Logo Mid Grey.jpg
Size range 25mm (1"), 32mm (1¼”), 50mm (2")
Connection type Threaded or grooved
K factors 25mm (1") - K40, K57, K80, K115
32mm (1¼”) K40, K57, K80, K115, K160, K200
50mm (2") K57, K80, K115, K160, K200, K240, K320, K360
Maximum Working pressure 20 bar (300psi)
Maximum Working temperature -10°C to 120°C (14°F to 250°F)
Material Forged brass body
Approvals FM Approved, UL Listed

A61 Test and Drain valve for sprinkler systems combines the functions of test and drain for wet sprinkler systems. A61 valves have forged brass body with chrome plated brass ball valve and PTFE seats. The valves comply with the requirements of NFPA-13, NFPA-13R and NFPA-13D.

The A61 valves are single handle ball valves with three working positions. They include tamper resistant test orifice and sight glass for visual control.

Size and Connections 

Size Type
25mm (1”) NPT FxF
32mm (1 ¼”)
50 (2”)
32mm (1 ¼”) Groove x Groove
50mm (2”)

Orifice Size & K factor

Valves size Orifice Size K factor
25 mm (1”) 9.5 mm (3 /8 ”) 40 (2.8)
11.1 mm (7 /16”) 57 (4.2)
12.7 mm (1 /2 ”) 80 (5.6)
13.5 mm (17/32”) 115 (8.0)
32 mm (1 ¼”) 9.5 mm (3 /8 ”) 40 (2.8)
11.1 mm (7 /16”) 57 (4.2)
12.7 mm (1 /2 ”) 80 (5.6)
13.5 mm (17/32”) 115 (8.0)
15.9 mm (5 /8 ”) 160 (11.2)
19.0 mm (3 /4 ”) 200 (14.0)
50mm (2”) 11.1 mm (7 /16”) 57 (4.2)
12.7 mm (1 /2 ”) 86 (5.6)
13.5 mm (17/32”) 115 (8.0)
15.9 mm (5 /8 ”) 160 (11.2)
19.0 mm (3 /4 ”) 200 (14.0)
23.8 mm (15/16”) 240 (16.8)
6.0 mm (15/64”) 320 (22.4)
7.5 mm (19/64”) 360 (25.2)

 

Female x Female Valves

Rapidrop A61 Test & Drain Valve

Size mm (in) Plug Port A mm B mm C mm D mm H mm
25 (1”) 6 (¼”) 27 (1/16”) 128 (5 1/32”) 68 (2 43/64”) 136 (5 11/32”) 112 (4 27/64”) 48 (1 57/64”)
32 (1 ¼”) 6 (¼”) 27 (1 /16”) 128 (5 1/32”) 68 (2 43/64”) 136 (5 11/32”) 112 (4 27/64”) 48 (1 57/64”)
50 (2”) 6 (¼”) 45 (1 12/16”) 157 (6 6/32”) 100 (4”) 173 (6 26/32”) 161 (6 21/64”) 67 (2 40/64”)

 

Groove x Groove Valves

Rapidrop A61 Groove Groove Test & Drain Valve

Size mm (in) Plug Port A mm B mm C mm D mm H mm
32 (1 ¼”) 6 (¼”) 27 (1 /16”) 163 (6 13/32”) 68 (2 43/64”) 136 (5 11/32”) 112 (4 27/64”) 32 GROOVE (1 ¼”)
50 (2”) 6 (¼”) 45 (1 12/16”) 157 (6 6/32”) 100 (4”) 173 (6 26/32”) 161 (6 21/64”) 50 GROOVE (2”)