Atmos GIGA-B 80/275-75/2 | Wilo

Atmos GIGA-B 80/275-75/2

Technical data
Tender text

Single-stage glanded centrifugal pump in monobloc design for installation on a base.

Low-vibration and low-noise monobloc design with lantern and rigidly connected standard motor.

With force-flushed, bidirectional bellows mechanical seal (from 37 kW/4-pole, optionally available with a cartridge mechanical seal in back pull-out design for mechanical seal replacement without dismantling the motor) and cavitation-reducing impeller.

Flanges with pressure measuring connections R 1/8. The pump housing and lantern are cataphoretic-coated.

Motors in IE3 technology as standard. Pump with motor ≥ 5.5 kW are equipped as standard with a PTC thermistor sensor for motor protection.

The motor terminal box ≤ 7.5 kW can be made of metal or plastic. If a metal terminal box is absolutely necessary, please order the appropriate special variant. The motor terminal boxes > 7.5 kW are always made of metal.

Operating data
Fluid media
Water
Fluid temperature T
-20 °C
Ambient temperature T
-15 °C
Maximum operating pressure PN
16 bar
Note on dimensioning
16 bar to 120°C, 13 bar to 140°C
Minimum efficiency index (MEI)
0.4
Motor data
Motor efficiency class
IE3
Mains connection
3~400 V, 50 Hz
Voltage tolerance
±10 %
Rated power P2
75000 W
Rated speed n
2900 1/min
Rated current IN
128 A
Power factor cos φ
0.89
Motor efficiency ηM 50%
95.1 Percentage
Motor efficiency ηM 75%
95.3 Percentage
Motor efficiency ηM 100%
95 Percentage
Insulation class
F
Protection class
IP55
Materials
Pump housing
5.1301/EN-GJL-250 KTL-coated
Impeller
Cast iron
Shaft
Stainless steel
Shaft seal
AQ1EGG
Installation dimensions
Pipe connection on the suction side DNs
DN 100
Pipe connection on the discharge side DNd
DN 80
Ordering information
Brand
Wilo
Product description
Atmos GIGA-B 80/275-75/2
Net weight, approx. m
660 kg
Article number
2160700
Downloads

Installation and operating instructions

Wilo-Atmos GIGA-B

Article Number 2215196
Edition 2021-08
Page format 209.9 x 297.0 mm
Number of pages 40
PDF (5 MB)

Wilo-Atmos GIGA-B

Article Number 2215197
Edition 2021-08
Page format 209.9 x 297.0 mm
Number of pages 136
PDF (4 MB)

Wilo-Atmos GIGA-B

Article Number 2205298
Edition 2021-08
Page format 209.9 x 297.0 mm
Number of pages 68
PDF (3 MB)

Certificate REACH (Documents)

REACH regulation

Edition 2020-08
Page format 209.9 x 297.0 mm
Number of pages 2
PDF (158 KB)