Feature               Unit

TMH 071 P

TMH 071 P

TMU 071 P

Connection nominal diameter

Inlet

DN 4.0 ISO-KF

DN 63 ISO-K

DN 63 CF-F

Outlet

DN 16 ISO-KF/G 1/4"

DN 16 ISO-KF/G 1/4"

DN 16 ISO-KF/G 1/4"

Venting connection

G 1/8"

G 1/8"

G 1/8"

Nominal rotation speed                              Hz (1/min)

1500 (90 000)

1500 (90 000)

1500 (90 000)

Standby rotation speed                              Hz (1/min)

1000 (60 000)

1000 (60 000)

1000 (60 000)

Start- up time                                                 min

2.5

2.5

2.5

Max. noise levell )                                       dB (A)

48

48

48

Final pressure, backing pump                      mbar

<10

<10

<10

Integral leak rate (He) ²⁾                               mbar Vs

<1 .10 ^-7

<1 .10 ^-7

<1 .10 ^-7

Maximum permissible rotor temperature        °C

80

80

80

Permissible heat radiation power                   W

4

4

4

Volume flow rate for

Nitrogen N2                                               Vs

33

59

59

Helium He                                                 Vs

39

50

50

Hydrogen H2                                             Vs

32

42

42

Compression ratio for

N2

_> 1011

_> 1011

_> 1011

He

6.10 ⁶

6.10 ⁶

6.10 ⁶

1-12

>10 ⁵

1.10 ⁵

1.10 ⁵

Maximum for vacuum pressure for

N2                                                            mbar

18

18

18

He                                                            mbar

18

18

18

H2                                                            mbar

12

12

12

Maximum gas throughput ³⁾

With water cooling                                   N2            mbar Vs

1.1

1.1

1.1

He                                             mbar Vs

2.5

2.5

2.5

With air cooling ⁴ )                                     N2            mbar Vs

0.58

0.58

0.58

Maximum gas throughput at intake pressure of 0.1 mbar ⁵⁾

With warer cooling                                   N2            mbar Vs

2

2

2

He                                             mbar Vs

3

3

3

H2                                             mbar Vs

2

2

2

Vertex power characteristics line ⁶ )

A                                                            W/ Hz

80 / 1500

80 / 1500

80 / 1500

B                                                            W/ Hz

80 / 1500

80 / 1500

80 / 1500

C                                                            W/ Hz

60 / 1500

60 / 1500

60 / 1500

D                                                            W/ Hz

80 /1300

80/1300

80 /1300

Final pressure ⁷⁾

With rotary vane pumps                            mbar

<1 .10 ^-7

<1 .10 ^-7

<5.10 ^-10

With diaphragm pumps                             mbar

<1 .10 ^-7

<1 .10 ^-7

<1 .10 ^-8

Lubricant

TL 011

TL 011

TL 011

Maximum cooling water

consumption with water at 15 °C ⁸⁾                  Vh

100

100

100

Cooling water temperature                            PC

5-25

5-25

5-25

Permissible ambient temperature

with air cooling                                              °C

5-40

5-40

5-40

Heating power consumption                          W

32

32

32

Weight                                                         kg

2.4

2.5

3.8

Permissible magnetic field                            mT

3

3

3

Operating voitage                                        VDC

24 ±5%

24 ±5%

24 ±5%

Duration ⁸⁾ - / max. current consumption           A

4.1/4.6

4.1 /4.6

4.1/4.6

Duration ⁸ )- / max. power                               W

100/110

100/110

100/110

Fuse , internal                                                 V

T8A/250

T8A/250

T8A/250

Protection class ⁶⁾

IP 30

IP 30

IP 30

Shipping and storage temperature                 °C

-25 to +55

-25 to +55

-25 to +55

Relative humidity                                           %

5-85 non- condensing

5-85 non- condensing

5-85 non- condensing