GESTRA NRGS 11-1 Скачать руководство пользователя | Manualshive

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15

Installation

 continued 

Examples of installation

1

DN 100

Fig. 10

∅

20

20

24,5 24,5

∅

20

Fig. 8

Fig. 9

DN 50

≤

90°

DN 50

1"

1"

1"

1"

≥

10

∅

20

≤

90°

≤

90°

∅

20

∅

20

20

≥

10

∅

20

DN 20

DN 20

Fig. 11

≤

20

1"

≤

20

20

≤

1500

Centre distance

2

3

4

6
0
!

5

1

8

0

7

2

9

"

3

5

4

1

5

4

0

2

DN 20

1

2

3

4

6
0
!

5

«
...
13
14
15
16
17
...
»

Содержание NRGS 11-1

Страница 1: ...1 GESTRA Steam Systems NRGS 11 1 NRGS 16 1 NRGS 16 1S Installation Instructions 810393 07 Compact System NRGS 11 1 NRGS 16 1 NRGS 16 1S EN English ...

Страница 2: ...ant Notes Page Explanatory Notes Scope of supply 5 Description 5 Function 5 Design 5 NRGS 11 1 NRGS 16 1 NRGS 16 1S 13 NRGS 11 1 NRGS 16 1 13 NRGS 16 1S 13 Table Functions 13 Attention 14 Note 14 Tools 14 Examples of installation 15 Key 16 Installation Technical Data NRGS 11 1 NRGS 16 1 NRGS 16 1S 6 7 Name plate marking 8 Dimensions 9 Key 12 Functional Elements NRGS 11 1 NRGS 16 1 NRGS 16 1S 11 Ke...

Страница 3: ...ing the measuring range 19 Attention 19 Tools 19 Danger 20 Checking electrical connection 20 Checking correlation of switching functions 20 Applying mains voltage 20 Commissioning Procedure Contents continued Fault finding list for troubleshooting 21 Troubleshooting Page Exchanging the electronic insert removing the compact system Danger 22 Replacing electronic insert 22 Removing and disposing of ...

Страница 4: ...ctric shock Cut off power supply before mounting or removing the housing cover ATEX Atmosphère Explosible According to the European Directive 2014 34 EU the equipment must not be used in potentially explo sive areas Attention The name plate specifies the technical features of the equipment Do not commission or operate any item of equipment that does not bear its specific name plate LV Low Voltage ...

Страница 5: ...switchpoint each The compact system has a level controller integrated in the terminal box for the control of all functions External switchgear is therefore not required The conductivity of the liquid is used to signal the liquid level Some liquids are conductive which means that they allow an electric current to flow through them For the safe functioning of this device a minimum conductivity of th...

Страница 6: ...8 Measuring electrodes 1 4571 CrNiMoTi17 12 2 Electrode insulation PTFE Spacer disk PTFE Lengths available 1500 mm 1000 mm 1500 mm Mains voltage 230 V 10 50 60 Hz 115 V 10 50 60 Hz 124 V 10 50 60 Hz optional Power consumption 5 VA Fuse Thermal fuse Tmax 102 C Sensitivity of response Range 1 10 µS cm Range 2 0 5 µS cm Electrode voltage 10 VVS Output Four volt free relay contacts Max contact rating ...

Страница 7: ...electrode submerged output relay energized 1 four pole code switch for changing sensitivity Cable entry Cable gland with integral cable clamp M 16 2 PG 9 M 20 1 PG 16 Protection IP 65 to DIN EN 60529 Max admissible ambient temperature 70 C Weight NRGS 11 1 approx 1 8 kg NRGS 16 1 approx 1 8 kg NRGS 16 1S approx 2 5 kg Technical Data continued ...

Страница 8: ...oving cover isolate from power supplies See installation instructions Avant d ouvrir le couvercle dèconnecter complètement l appareil Voir instructions de montage 6 bar 87psi 159 C 318 F 32 bar 464psi 238 C 460 F Tamb 70 C 158 F GL 99250 96 HH Vor Öffnen des Deckels Gerät freischalten Betriebsanleitung beachten 50 60 Hz 5VA 0 5 10 µS cm GESTRA AG Münchener Str 77 D 28215 Bremen TÜV WR xx 388 Mat N...

Страница 9: ...9 Technical Data continued Dimensions 3 1 GESTRA SteamSystems GESTRA NRGS 16 1 Fig 1NRGS 11 1 NRGS 16 1 Fig 2 NRGS 16 1S 42 173 173 140 338 140 62 436 936 1436 500 1000 1500 338 b 70 b 70 B 42 ...

Страница 10: ...10 Design NRGS 11 1 NRGS 16 1 NRGS 16 1S Fig 5 Fig 3 Fig 4 N 8 50 65 70 14 40 1 DIN 228 N 10 0 5 A D B D C ...

Страница 11: ...11 Functional Elements NRGS 11 1 NRGS 16 1 NRGS 16 1S Fig 6 Fig 7 E F G 1 3 5 2 4 L K J I H ...

Страница 12: ... DIN 7603 1 4301 D Flange DN 50 PN 40 DIN 2635 E Housing screws M4 F Cable entry M 16 PG 9 M 20 PG 16 G Housing cover H Terminal strip I PE connection J Terminal strip for testing K Thermal fuse Tmax 102 C L Plug 1 LED Low level alarm 2 LED Pump ON 3 LED Pump OFF 4 LED High level alarm 5 Code switch for measuring range ...

Страница 13: ...RGS 11 1 NRGS 16 1 1 Determine required measuring lengths of electrode tips and enter data in table Functions Fig 3 2 Cut electrode tips 1 2 3 and 4 accordingly 3 Deburr faces of electode tips 4 Strip off 50 mm of PTFE insulation from the ends of the electrode tips Molykote 11 1 is a registered trademark of DOW Corning Corp Midland Michigan USA Table Functions NRGS 16 1S 9 Check seating surfaces a...

Страница 14: ...chined see Fig 5 Do not bend electrode tip when mounting Do not lag electrode body above the hexgonal section Note For the approval of the boiler standpipe the relevant regulations must be considered Refer to page 15 for four typical installation examples Tools Open end spanner A F 41 DIN 894 Bolt cutter Hacksaw Flat file medium cut ...

Страница 15: ...amples of installation 1 DN 100 Fig 10 20 20 24 5 24 5 20 Fig 8 Fig 9 DN 50 90 DN 50 1 1 1 1 10 20 90 90 20 20 20 10 20 DN 20 DN 20 Fig 11 20 1 20 20 1500 Centre distance 2 3 4 6 0 5 1 8 0 7 2 9 3 5 4 1 5 4 0 2 DN 20 1 2 3 4 6 0 5 ...

Страница 16: ...elevant regulations must be considered 3 Vent hole 4 High water HW 5 Electrode rod d 5 mm 6 Protection tube DN 80 7 Protection tube DN 100 8 Electrode distance 14 mm 9 Electrode distance 40 mm 0 Low water LW Reducer DIN 2616 part 2 K 88 9 x 3 2 42 4 x 2 6 W Reducer DIN 2616 part 2 K 114 3 x 3 6 48 3 x2 9 W Key Installation continued ...

Страница 17: ...through 180 3 Loosen nut L with 17 mm open end spanner but do not remove Fig 7 4 Turn electrode terminal box into desired direction 180 5 Tighten plug L slightly 6 Remove terminal strips H from circuit board 7 Connect terminal strip according to wiring diagram establish PE connection I 8 Attach terminal strip 9 Mount housing cover G fasten screws E and install cable entry F NRGS 11 1 NRGS 16 1 NRG...

Страница 18: ... for cross head screws size 1 Screwdriver for slotted screws size 2 5 completely insulated according to VDE 0680 Open end spanner A F 17 DIN 894 Provide supply cables with a slow blow fuse 250 mA The connection of the switchpoints 2 and 3 must be effected on site pump contactor auxiliary relay Mains Mains LW ...

Страница 19: ...e 0 5 µS cm Code switch 1 4 ON Measuring range 10 µS cm 2 Replace cover G and fasten screws E Factory setting The equipment features the following factory set default value Measuring range 10µS cm Selecting the measuring range Attention Screwdriver for cross head screws size 1 Screwdriver for slotted screws size 2 5 completely insulated according to VDE 0680 Do not damage the electronic components...

Страница 20: ...S is live during operation This presents the danger of electric shock Cut off power supply before mounting or removing the housing cover Checking electrical connection Applying mains voltage 1 Check whether the designated switchpoints i e switching functions have been correctly allocated to the individual electrode tips See table Functions page 13 Checking assignation of switching functions Operat...

Страница 21: ...ctive Remedy Replace circuit board NRV 1 43 Stock code 321321 mains voltage 115 230 V AC or 312338 mains voltage 24 V AC Level below switchpoint Low level no function Fault The electrode tips have earth contact Remedy Check and if necessary change position of installation Fault The vent hole in the protection tube does not exist is obstructed or flooded Remedy Check protection tube and if necessar...

Страница 22: ...mpact system becomes hot during operation Touching the hot equipment presents the risk of severe burns to hands and arms All installation removal and maintenance work must only be performed when the system is cold The terminal strips of the compact system are live during operation This presents the danger of electric shock Always cut off power supply to the equipment before mounting removing or co...

Страница 23: ...23 For your Notes ...

Страница 24: ...8430 10 GESTRA AG Bremen Printed in Germany Agencies all over the world www gestra de GESTRA AG Münchener Straße 77 28215 Bremen Germany Telefon 49 421 3503 0 Telefax 49 421 3503 393 E mail info de gestra com Web www gestra de ...

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