| EDS |
200 |
300 |
| Pumping speed w/out gas-ballast and w/out flame arresters |
> 210 m3/h |
> 280 m3/h |
| Ultimate pressure |
< 0.05 mbar |
< 0.01 mbar |
| Maximum permissible inlet pressure |
1,013 mbar |
| Maximum permanent exhaust pressure (absolute pressure) |
1,190 mbar (for T3)
1,090 mbar (for T4) |
| Swept volume maximum pressure rating |
11 bar |
| Integral leak rate |
< 10-4 mbar 1/s |
| Water vapour capacity without condensation at pressure between 10 - 50 mbar |
1.5 - 7 kg/h |
2 - 10 kg/h |
| Permissible ambient temperature* |
-20 to +40°C |
| Storage temperature |
-30 to +50°C |
| Typical continuous A-weighted sound pressure level at ultimate pressure (without silencer but long exhaust line) |
< 72 dB(A) |
| Relative atmospheric humidity |
maximum 90% |
| Installation location |
up to 1,000 m (m ASL) |
| Cooling (indirect cooled) |
Water and Drystar water mix (50%) |
| Mains voltage (only for motorized variants) |
400 V a.c. ± 10% |
| Frequency (only for motorized variants) |
50 Hz |
| Phases |
3-phase |
| Motor rating |
5.5 kW (7.5 HP)
7.5 kW (10 HP) (for T4) |
7.5 kW (10 HP) |
| Current rating (380 - 400 V systems) at full load (5O Hz) |
11.5 A
13 A (for T4) |
15.4 A |
| Recommended branch circuit fuse |
UL (200 - 230 V systems)
IEC (200 - 230 V systems)
UL (380 - 460 V systems)
IEC (380 - 460 V systems) |
32 A
32 A
16 A
16 A |
| Minimum cable size for |
200 - 230 V systems
380 - 460 V systems
575 V systems |
6 mm2
4 mm2
4 mm2 |
| Power consumption at ultimate pressure |
4.1 kW (5.5 HP)
4.5 kW (6 HP) (for T4) |
4.5 kW (6 HP) |
| Installation category |
II (IEC 60664-1) |
| Input supply voltage unbalance |
Should not exceed 2% when assessed over any one minute period |
| Short circuit current rating according IEC/EN 60947 suitable for motors with efficiency class IE3. |
225 A |
| Second protective earth (ground) conductor |
Must be fitted with cross-sectional area at least equal to phase conductor size |
| Pump body thermal snap switch |
| Supply voltage 1-phase |
6- 48 V d.c. |
| Rotor speed |
6,600 rpm |
7,500 rpm |
| Minimum permissible motor speed1) |
20 Hz |
| Protection class |
IP 54 |
Approximate warm-up time to a temperature of 40°C
(stator), with a cooling-water flow of 8 I/min at 20 °C |
60 minutes |
| Oil filling |
Ultragrade® Endurance Extend 110 |
Oil quantity:
Drive (gearbox)
Inlet side |
1,250 ml
250 ml |
| Vibration velocity |
< 2 mm/s |
| Inlet flange |
DIN 80 / 3" ANSI Combination flange |
| Exhaust flange |
DIN 50 / 2" ANSI Combination flange |
| Materials |
| Rotors, Stators, Shafts, Gearbox |
Cast SG Iron |
| Seals |
PTFE and fluroelastomer |
| Coupling cover |
Cast grey iron, steel, aluminium, brass, rubber |
| Timing gears |
Steel |
| Closed water circuit filling |
Drystar coolant mixture 50:50 |
| Oil filling |
Synthetic oil |
| Blow-off valve balls |
Viton |
| Weight (approximate) |
470 kg (535 kg with flame arrester) |
| Water |
| Water connection |
Gl/2" female threads |
| Water supply temperature |
| T3 |
5°C - 35°C (direct cooled and indirect cooled) |
| T4 |
5°C - 25°C (direct cooled) |
| Minimum required cooling water flow |
| T3 |
> 41/min (direct cooled and indirect cooled) |
| T4 |
> 8 l/min (direct cooled) |
| Required water pressure differential (to achieve 8 l/min) |
0.2 bar |
| Maximum supply pressure |
7 bar(g)** |
| Primary cooling circuit volume (Drystar water mixture volume in case of variant w/ indirect cooling) |
6 l |
| Purge |
| Connection |
Gl/4" female thread |
| Purge gas regulated pressure |
> 2.2 bar(g) |
| Purge gas supply pressure range |
4 to 10 bar(g) |
| Purge gas supply quality |
< 5 μm |
| Seal purge flow rate |
12 slm total |
| Gas-ballast flow rate |
0 to 50 slm (adjustable) |
