Type Key - Grundfos DSS Installation And Operating Instructions Manual

2.1 Type key

Example
Dosing skid system
S = Standard
C = Custom
Pumps per skid
1 = One pump
2 = Two pumps
3 = Three pumps
(N) = Any other number of pumps
Pump model
DDA
DDC
DDE
DME
DDI
DMH
DMX
Pump performance
flow (l/h) - pressure (bar)
Base material
P = High-density polyethylene
S = Stainless steel
C = Carbon steel
Gasket material
E = EPDM
V = Viton (FKM)
T = Teflon (PTFE)
Mounting
F = Floor or base mounted skid
W = Wall-mounted panel
E = Wall-mounted with enclosure
Control panel
J = Junction box (terminal strip/On Off)
C = Full control panel (Hand-Off-Auto (HOA))
P = Power plugs only
N = No control of any kind
S = Special custom panel
DSS- S2 -DDA -l/h-bar- PEF -J -B N N N -P 50 50 W
Pipe connection
N = NPT
W = Weld (solvent, socket, butt, fusion)
C = Compression
F = Flange
Outlet pipe size
50 = 1/2"
75 = 3/4"
10 = 1"
15 = 1 1/2"
Inlet pipe size
50 = 1/2"
75 = 3/4"
10 = 1"
15 = 1 1/2"
Pipe material
P = PVC
C = CPVC
F = PVDF
S = Stainless steel
Extra control cables
B = Both relay output and analog output (DDA
and DMH AR)
R = Relay output
A = Analog output (DDA and DMH AR)
S = Remote stop (DME)
T = Both relay output and remote stop (DME)
N = No extra, or none for B variant pumps
Instrumentation
P = Pressure transducer
N = No instrumentation
Accessories
D = Pulsation damper
N = No accessories
E = E-box
B = Both an E-box and pulsation damper
Back pressure or pressure relief valves
M = Multifunction valve
B = Back pressure and pressure relief valves
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