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Trevoli – GDH Series – Submersible Grinder Sewage Pumps

gdh-20_image GDH Performance Curve

DESCRIPTION

The GDH range of submersible grinder pumps are designed for pumping sewage and soiled wastewaters with soft solids in suspension by grinding them into a slurry.

APPLICATIONS

  • Effluent
  • Dirty Water
  • Drainage
  • Septic and Aerated Sewage Treatment
  • Long distance in small piping

TECHNICAL DATA

Liquid Temperature: 0°C to 40°C / +32°F to + 104°F
HP Range: 1.5 to 3 HP / 1125W TO 2200W
pH: 6 to 8
Protection Class: IP68
Maximum Immersion Depth: 8m

 

 

FEATURES

  • High head
  • Easy to use
  • Non clogging grinder impellor design.
  • Heavy duty chrome steel cutter ring.
  • Stainless motor housing.
  • Rated for continuous use.
  • Has a float switch for run-dry protection.
  • Motor has built in auto-reset thermal overload protection.
  • Double mechanical seals with oil chamber and lip seal for added protection.
  • 10 Metre H07RNF neoprene chemical and oil resistant electrical cable with 3 pin plug.
  • Solid Cast Iron pump body and impeller for durability.

 

 

Product Range

Model
OUTPUT
OUTLET
MAX FLOW
(LPM)
LPM FLOW @ HEAD

MAX HEAD
(M)

DIMENSION
L X W X H (MM)

wEIGHT (KG)

hp
Kw
mm
Inch
5m
10m 15m 20m 25m
GD-15
1.5 1 32 1 1/4″ 180 170 150 80 – – 20 237 x 198 x 520 30
GD-20
2 1.5 32 1 1/4″ 200 190 170 120 50 – 25 237 x 198 x 540 32
GD-30  3  2.2  32 1 1/4″ 230 
210
190 170 110 40  28   237 x 198 x 540 35 
GDH-15
1.5
1 32 1 1/4″ 100 95 85 70 50 20 30 246 x 172 x 539 30
GDH-20
2 1.5 32 1 1/4″ 160 155 145 125 100 40 30 250 x 194 x 541 32

Construction

GDH Construction GDH Construction Table

Size

   

MODEL  A  B  C D E F G H I J K L
mm mm mm mm mm mm mm mm mm mm mm mm
GD-15 572 275 263 275 133 32 25.4 125 70 15 17.5 65
GD-20 597 275 263 275 133 32 25.4 125 70 15 17.5 65
GD-30 596 280 263 275 133 32 25.4 125 70 15 17.5 65
GDH-15 572 275 263 275 133 32 25.4 125 70 15 17.5 65
GDH-20 572 574 279 275 133 32 25.4 125 70 15 17.5 65