Compressed air driven, double diaphragm pump
Manufacturer: Yamada
Series: Yamada NDP
Max. delivery: 3 m3/h @ 0 bar
Max. air consumption: 400 ℓ/min (ANR)
Recommended operating point: 1.5 m3/h @ 4.9 bar
- Air consumption: 280 ℓ/min (ANR)
The pump performance depends on the amount and pressure of compressed air.
Performance data is for informational purposes only and may vary due to local conditions.
Max. pressure: 7 bar
Supply air pressure: 1.4-7 bar
Stroke volume: 70 mℓ/cycle
Max. suction lift: 1.5 m
with empty tube
Connection size:
- discharge: ½” BSP
- suction: ½” BSP
Air connection: Rc ¼” internal thread
Material of parts in contact with liquid:
- diaphragm: PTFE
- valve: PTFE
Air motor, material of parts not in contact with liquid: RYTON (PPS)
Liquid characteristics:
- max. temperature: +100˚C
- min. temperature: 0˚C
- max. individual grain size: 1 mm
- max. viscosity: 3000 cP
ATEX: Yes, with conditions
ATEX classification:
II 2G Ex h IIC T6..T5 Gb
Available options/accessories:
1 – PTFE O-ring
T – PTFE ball valve
E - EPDM ball valve
V – FPM ball valve
S1 – Stainless steel ball or disc valve
SS – Stainless steel ball or disc valve, machined valve seat
ST1 - Stainless steel ball or disc valve, machined valve seat, ball guide
G – Garlock membrane ONE UP® PTFE/CR from -10°C to 93°C
GE - Garlock membrane ONE UP® PTFE/EPDM -10°C to 137°C
GV - Garlock membrane ONE UP® PTFE/FPM 0°C to 176°C
TU – With long-life PTFE membrane
DMB - Pump operated by 5/3 solenoid valve per stroke (instead of air motor)
RM – Solenoid valve mounted on the inlet side of the air motor (24 V DC, ON/OFF)
RMX - Solenoid valve mounted on the inlet side of an air motor (ATEX, 24 V DC, ON/OFF)
P2 – With stroke sensor (cable included)
PX – with ATEX stroke sensor (cable included)
Q – With leak detector
EP – Electropolished wetted surfaces
NPT – with NPT thread
FLG – Flange connection (DN)
FLGA - Flanged connection (ANSI)
Comment:
Air filtration is required, but lubrication is not required