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Linn-Pumpen GmbH

Series PAS - Self-priming liquid ring pump in stainless steel

Self priming close-coupled liquid ring pump in stainless steel. Electric motor with extended shaft directly connected to the pump.

Applications
For clean liquids without abrasives, without suspended solids, non-explosiv, non-aggressiv for the pump materials. If the liquid to be pumped has entrained air or gas or the flow in the suction pipe is not stable. For draining liquids out of a basin or a sump. For increasing network pressure (follow local and general rules).

Operating conditions
Liquid temperature 0 °C up to +70°C
Ambient temperature up to 40°C
Max. permissible working pressure up to 10 bar
max. kinem. viscosity 20 mm²/s
2-, or 4-pole induction motor, 50Hz. (n=1400 / 2800 1/min)
Three phase 230/400 V, 50 Hz. according to EN 60034
Protection IP 55, insulation class F

Special features on request

Download PDF catalog
Self priming Liquid Ring pump type PAS
Self-primig liquid ring pump in stainless steel

Materials

Components PAS PAS-L
Suction casing
Delivery casing
Filter
 Cr-Ni Stahl 1.4301 EN 10088 (AISI 304)

Cr-Ni-Mo-Stahl 1.4404 EN 10088 (AISI 316L)
Mechanical seal Al-Oxyd / carbon
Casing gasket BUNA oder Viton
O-Rings BUNA oder Viton

Performance ( n ≈ 2900 1/min )

type Motor kW HP rpm output
PAS A-110 1-phasig 0,25 0,3 1400 Q ( l/min ) 7 12 20 35                
H (m) 12 9 6 3                
PAS A-110 3-phasig 0,37 0,5 1400 Q ( l/min ) 7 12 20 35                
H (m) 12 9 6 3                
PAS A-110 1-phasig 0,37 0,5 2800 Q ( l/min ) 30 35 45 50 65 70            
H (m) 20 18 15 10 5 2            
PAS A-110 3-phasig 0,55 0,75 2800 Q ( l/min ) 15 25 40 45 50 70 75          
H (m) 30 25 20 15 10 5 2          
PAS A-130 3-phasig 0,55 0,75 1400 Q ( l/min ) 13 40 50 13 70 75            
H (m) 19 15 10 19 5 2            
PAS A-130 3-phasig 1,5 2 2800 Q ( l/min ) 50 65 75 80 95 100 115          
H (m) 35 30 25 20 15 10 5          
PAS A-130 3-phasig 1,8 2,5 2800 Q ( l/min ) 35 50 70 80 90 100 110 120        
H (m) 45 40 30 25 20 15 10 5        
PAS A-150 3-phasig 1,8 2,5 1400 Q ( l/min ) 10 25 75 105 120              
H (m) 22 20 15 10 5              
PAS A-150 3-phasig 3,3 4,5 2800 Q ( l/min ) 140 155 170 190 200 220 230          
H (m) 35 30 25 20 15 10 5          
PAS A-150 3-phasig 4,4 6 2800 Q ( l/min ) 30 45 95 120 130 140 155 170 190 200 220 230
H (m) 60 55 50 45 40 35 30 25 20 15 10 5

Dimensions and weight

Stainless steel liquid ring pump - dimensions
type Motor kW HP rpm Dimensions
A B C D E F G H I L M N O P a ° Ø
PAS A-110 1-phasig 0,25 0,3 1400 345 182 72 75 90 50 130 101 8 27 58 112 137 10 25 1
PAS A-110 3-phasig 0,37 0,5 1400 345 182 72 75 90 50 130 101 8 27 58 112 137 10 25 1
PAS A-110 1-phasig 0,37 0,5 2800 345 182 72 75 90 50 130 101 8 27 58 112 137 10 25 1
PAS A-110 3-phasig 0,55 0,75 2800 345 188 72 75 90 50 130 101 8 27 58 112 137 10 25 1
PAS A-130 3-phasig 0,55 0,75 1400 400 208 80 87 100 55 158 122 10 30 74 125 155 10 25  1 ¼
PAS A-130 3-phasig 1,5 2 2800 410 225 90 90 100 62 158 125 10 30 74 140 175 12 25  1 ¼ 
PAS A-130 3-phasig 1,8 2,5 2800 435 225 90 90 125 62 158 150 10 30 74 140 172 13 25  1 ¼ 
PAS A-150 3-phasig 1,8 2,5 1400 485 255 100 97 140 73 175 170 12 41 71 160 198 13 25  1 ½ 
PAS A-150 3-phasig 3,3 4,5 2800 518 280 112 108 140 95 175 172 13 41 71 190 227 17 25  1 ½ 
PAS A-150 3-phasig 4,4 6 2800 520 280 112 110 140 95 175 172 13 41 71 190 227 17 25  1 ½