Type Key - Grundfos SL1 Manual De Instrucciones

5.2 Type key

The pump can be identified by means of the type designation stated on the pump nameplate. See section
Code Example
Pump type:
SL Grundfos wastewater pump
Impeller type:
1 S-tube impeller
V SuperVortex (free-flow) impeller
Free spherical passage: Code number from type key/10 [inches]:
20 2" (50 mm)
25 2.5" (65 mm)
30 3" (80 mm)
40 4" (100 mm)
Pump discharge (discharge port in inches):
A25 ANSI 2.5" (DN 65)
A30 ANSI 3" (DN 80)
A40 ANSI 4" (DN 100)
A60 ANSI 6" (DN 150)
Motor power, P2: Code number from type key/10 [hp]
1.5 - 15 hp
55 5.5 hp = 4.0 kW
Sensor version:
Blank Standard
A Sensor version
Pump version:
Blank Non-explosion-proof pump (standard)
Ex Explosion-proof pump
Number of poles:
2 2-pole
4 4-pole
Frequency:
6 60 Hz
Voltage and starting method:
0J 3 x 208-230 V ∆ direct-on-line starting
1H 3 x 460 V ∆ star-delta starting
0L 3 x 575 V ∆ direct-on-line starting
1L 3 x 575 V ∆ star-delta starting
1R 3 x 230 V ∆ / 460 V Ydirect-on-line starting
Product generation:
Blank 1st generation
A 2nd generation
B 3rd generation
C 4rd generation
Pump materials:
Blank Cast iron impeller, pump housing and motor housing
Q Stainless steel impeller (according to 316/351 CF8M), cast iron pump housing and motor housing
Customization:
Blank Pump in standard range
Z Custom-built pump
8
SL 1 30. A30. 55. A.
5.1 Nameplate.
Ex. 4. 6. 1H A. Q.