Okta 4000

3.1 Vacuum generation / Roots pumps / Convection cooled OktaLine®

Okta 4000 Roots pump with a pumping speed of 2160 to 6490 m3/h:

High-performance Roots pump with a pumping speed of 2160 to 6490 m3/h For mains voltage: 400/690 V, 50 Hz respectively 460 V, 60 Hz No thermal overload thanks to integral overflow valve For applications in the low and medium vacuum

Okta = Standard pumps with radial shaft sealing rings, housing parts made of gray cast iron or nodular graphite cast iron, flange connection in accordance with ISO-F Okta M = Standard pumps, hermetically sealed thanks to magnetic coupling, housing parts made of gray cast iron or nodular graphite cast iron, flange connection in accordance with ISO-F

Pumping speed

Okta 4000

backing pump 1100 m3/h

p [hPa]

Dimensions (in mm) 500 15

15

DN 1

355 400

25

DN 2

32

287

G 3/8"

152

C 542

Roots pumps

DN 3

390

Ø 18 (4x)

450

489 454

510 B

D

255

A

Okta 4000, Roots pump, 400/690 V, 50 Hz ; 460 V, 60 Hz

Okta 4000, Roots pump without motor

Okta 4000 M, Roots pump, 400/690 V, 50 Hz ; 460 V, 60 Hz

A

1589 mm

-

1651 mm

B

616 mm

616 mm

678 mm

C

560 mm

560 mm

560 mm

D

400 mm

400 mm

400 mm

DN 1

DN 250 ISO-F

DN 250 ISO-F

DN 250 ISO-F

DN 2

DN 160 ISO-F

DN 160 ISO-F

DN 160 ISO-F

DN 3

DN 160 ISO-F

DN 160 ISO-F

DN 160 ISO-F

Connections

Page 228 / Part 3.1

www.pfeiffer-vacuum.com

3.1 Vacuum generation / Roots pumps / Convection cooled OktaLine®

Technical data

Okta 4000, Roots pump, 400/690 V, 50 Hz ; 460 V, 60 Hz

Okta 4000, Roots pump without motor

Okta 4000 M, Roots pump, 400/690 V, 50 Hz ; 460 V, 60 Hz

Flange (out)

DN 160 ISO-F

DN 160 ISO-F

DN 160 ISO-F

Flange (in)

DN 250 ISO-F

DN 250 ISO-F

DN 250 ISO-F

Version

Standard with motor Standard without motor

Standard with motor and magnetic coupling

Operating fluid

P3

P3

P3

Operating fluid filling

6.8 l

6.8 l

6.8 l

Differential pressure at the overflow valve

25 hPa

25 hPa

25 hPa

Rotation speed

from 1500 to 4500 min-1

from 1500 to 4500 min-1

from 1500 to 4500 min-1

Rotation speed max.

4500 min-1

4500 min-1

4500 min-1

-1

-1

Rotation speed min.

1500 min

1500 min

1500 min-1

Emission sound pressure level (EN ISO 2151) at intake pressure 10 hPa

79 dB (A)

79 dB (A)

79 dB (A)


74 dB (A)

74 dB (A)

74 dB (A)

Weight: with motor

640 kg

655 kg

Weight: without motor

520 kg

Cooling method, standard

Air

Air

Air

Leak rate

1 · 10-3 Pa m3/s

1 · 10-3 Pa m3/s

1 · 10-6 Pa m3/s

Motor protection

3TF

Nominal rotation speed at 50 Hz

3000 min-1

3000 min-1

3000 min-1


-1

3600 min

-1

3600 min-1

Rated power 50 Hz

11 kW

Rated power 60 Hz

13.2 kW

Nominal pumping speed

2160-6490 m3/h

2160-6490 m3/h

2160-6490 m3/h

Nominal pumping speed at 50 Hz

4325 m3/h

4325 m3/h

4325 m3/h


5190 m3/h

5190 m3/h

5190 m3/h

Mains requirement: voltage 50 Hz

400/690 V


460 V

Protection category

IP 55

IP 55

IP 55

Ambient temperature

5-40 °C

5-40 °C

5-40 °C

PP W71 000

PP W71 001

PP W72 000

PP 031 136 -X

PP 031 136 -X

3TF 3600 min

11 kW 13.2 kW

400/690 V

Roots pumps

460 V

Order number Okta 4000 Accessories Splinter shield for Okta 4000 / 4000 M / 4000 G / PP 031 136 -X 6000 / 6000 M


Part 3.1 / Page 229

3.1 Vacuum generation / Roots pumps / Gas-circulation-cooled OktaLine® G

Okta 4000 G Gas-cooled Roots pump with a pumping speed range from 2300 to 6900 m3/h

High-performance gas cooled roots pump with a pumping speed from 2300 to 6900 m3/h For applications in the low and medium vacuum Single stage pressure range from 130 to 1013 hPa, in series with smaller final pressure Connection flange DN 250 ISO-F No thermal overload thanks to gas cooling With sealing gas connection Customized design and offer for motor, gas cooler, and coupling on request

Pumping speed

[m³/h]

Okta 4000 G, 50/60/75 Hz 10000

1000

100 100

50 Hz 60 Hz 75 Hz

1000

p [hPa]

Dimensions (in mm) 540

593

740

0,03

65 m6 (++ 0,011)

Roots pumps

DN 250 ISO-F (12x M10)

Ø 18 400 480 593

540

DN 160 ISO-F (10x M8)

208

2

370

30°

107

DN 250 ISO-F (12x M10) 500 600 700 822

Page 240 / Part 3.1


3.1 Vacuum generation / Roots pumps / Gas-circulation-cooled OktaLine® G

Technical data

Okta 4000 G, gas-cooled Roots pump without motor, DN 250 ISO-F

Flange (out)

DN 250 ISO-F

Flange (in)

DN 250 ISO-F

Operating fluid

P3


21 l

Rotation speed

from 750 to 2250 min-1

Rotation speed max.

2250 min-1

Rotation speed min.

750 min-1

Ultimate pressure without gas ballast

130 hPa

Weight: without motor

1150 kg


gas-cooled

Cooling gas connection

DN 160 ISO-F

Leak rate

1 · 10-3 Pa m3/s

Motor rating

max. 132 kW


1500 min-1


1800 min-1


2300-6900 m3/h


4600 m3/h


5500 m3/h

Noise level with connected exhaust line

75-105 dB (A)

Protection category

IP 55

Sealing gas

Yes

Ambient temperature

5-40 °C

Order number Okta 4000 G

PP G70 001

Roots pumps

Accessories Splinter shield for Okta 4000 / 4000 M / 4000 G / PP 031 136 -X 6000 / 6000 M


Part 3.1 / Page 241

3.1 Vacuum generation / Roots pumps / OktaLine® ATEX

Okta 4000 ATEX Roots pump with a pumping speed of 2160 to 5190 m3/h:

High-performance Roots pump with a pumping speed of 2160 to 5190 m3/h With 3-phase ATEX motor Hermetically sealed, thanks to magnetic coupling, leakage rate < 1 · 10-5 hPa Pressure-surge resistant up to 1600 kPa No thermal overload thanks to integrated temperature sensor For ATEX applications (directive 94/9/EC)

Pumping speed

Okta 4000 ATEX

backing pump 1100 m3/h

p [hPa]

Dimensions (in mm) 500

355 400 489

390

32

287

25

Roots pumps

152

560

15

542

15

Ø18

450

454

DN 150 PN 16 Ø240 (8x M20)

678

(4x)

510 400

255

1651 (abhängig vom Motor) / depending on the motor)

A

DN 250 PN 16 Dichtrille/sealing groove Innen-/inner Ø283 Außen-/outer Ø295 Tiefe/depth 3,4 mm

A

Ø

28 5

Ø

0 24

DN 150 PN 16 Ø240 (8x M20)

375

8x M20

A

5 35

Ø

Ø

40 5

12 x M24

ATEX-Thermoelement / temperature sensor

Page 250 / Part 3.1


Technical data

Okta 4000 ATEX, Roots pump, 230/ 400 V, 50 Hz

Flange (out)

DN 150 PN 16

Flange (in)

DN 250 PN 16

Version

ATEX with motor and magnetic coupling, blocked overflowvalve, ATEX according to directive 94/9/EC: group II, category 3G, equipment-group IIB, temperature class T3 X + 5 °C ≤ Ta ≤ +40 °C

Operating fluid

P3


7l

Rotation speed

from 1500 to 3600 min-1

Rotation speed max.

3600 min-1

Rotation speed min.

1500 min-1


79 dB (A)


74 dB (A)

Weight: with motor

700 kg


Air

Leak rate

1 · 10-6 Pa m3/s

Motor protection

3TF


3000 min-1


3600 min-1

Rated power 50 Hz

11 kW

Rated power 60 Hz

13 kW


2160-5190 m3/h


4325 m3/h


5190 m3/h


230/400 V


265/460 V

Protection category

IP 55

Ambient temperature

5-40 °C

Roots pumps

3.1 Vacuum generation / Roots pumps / OktaLine® ATEX

Order number Okta 4000 ATEX


PP W73 300

Part 3.1 / Page 251

3.1 Vacuum generation / Roots pumps / Accessories OktaLine®

Accessories If there is a risk that solids (e.g. wealding beads, loose parts from within the pipeline) enter the pump during the operating phase, a suitable protective strainer should be used at the connection flange (inlet).

Splinter shield Splinter shield for Okta 250 / 250 M

PK 300 010 -X

Splinter shield for Okta 500 / 500 M / 500 G

PP 030 149 AX

Splinter shield for Okta 1000 / 1000 M / 1500 G / PP 031 114 -X 2000 / 2000 M Splinter shield for Okta 4000 / 4000 M / 4000 G / PP 031 136 -X 6000 / 6000 M Splinter shield for Okta 8000/Okta 8000 G

PP 030 152 -X

Splinter shield for Okta 18000

PP 030 336 -T

Splinter shield for Okta 8000 G

PP 070 315 -U

Operating fluid PK 001 106 -T

P3, mineral oil, 5 l

PK 001 107 -T


PK 001 108 -T


PK 001 109 -T


PK 001 110 -T

Roots pumps


Page 252 / Part 3.1
