Grundfos DWK Serie Montage- Und Betriebsanleitung Seite 337

‫ﻳﺗ ﻡ ﺩﻣ ﺞ ﻣﻔﺗ ﺎﺡ ﺣ ﺭﺍﺭﻱ ﻭﺍﺣ ﺩ ﻓ ﻲ ﻟﻔ ﺎﺋﻑ ﺍﻟﻣﺣ ﺭﻙ ﻭﺳﻳﻔﺻ ﻝ‬
.‫ﺍﻟﺗﻳ ﺎﺭ ﻋ ﻥ ﺍﻟ ﺩﺍﺋﺭﺓ ﺍﻟﻛﻬﺭﺑﻳ ﺔ ﻓ ﻲ ﺣﺎﻟ ﺔ ﻭﺟ ﻭﺩ ﺩﺭﺟ ﺔ ﺣ ﺭﺍﺭﺓ ﺯﺍﺋ ﺩﺓ‬
‫ﻓ ﻲ ﺣﺎﻟ ﺔ ﺍﻟﺗﺷ ﻐﻳﻝ ﺍﻟﻣﺗﻘﻁ ﻊ، ﻭﻣ ﻊ ﻭﺻ ﻭﻝ ﻣﺳ ﺗﻭﻯ ﺍﻟﻣ ﺎء ﻟﻣ ﺎ‬
‫ﻳﺻ ﻝ ﺇﻟ ﻰ ﻧﺻ ﻑ ﺍﻟﻣﺣ ﺭﻙ، ﻳﻣﻛ ﻥ ﺃﻥ ﻳﺗ ﻡ ﺗﻔﻌﻳ ﻝ ﺍﻟﻣﻔﺗ ﺎﺡ‬
‫ﺍﻟﺣ ﺭﺍﺭﻱ ﺍﻟﻣﻭﺟ ﻭﺩ ﺩﺍﺧ ﻝ ﻟﻔ ﺎﺋﻑ ﺍﻟﻣﺣ ﺭﻙ ﻭﻳﺗﺳ ﺑﺏ ﻓ ﻲ ﺇﻳﻘ ﺎﻑ‬
‫ﻳﻣﻛ ﻥ ﺍﻟﻌﺛ ﻭﺭ ﻋﻠ ﻰ ﺍﻟﻭﺍﻗﻳ ﺎﺕ ﺍﻟﺣﺭﺍﺭﻳ ﺔ ﺍﻟﺗﺎﻟﻳ ﺔ ﻓ ﻲ ﻣﺿ ﺧﺎﺕ‬
:‫، ﺑﻧ ﺎ ء ً ﻋﻠ ﻰ ﻧ ﻭﻉ ﺍﻟﻣﺿ ﺧﺔ ﺍﻟﻣﺣ ﺩﺩ‬
Klixon ‫ﺃﻭ‬ PTO (‫)ﺛﻧ ﺎﺋﻲ ﺍﻟﻣﻌ ﺩﻥ‬
‫) ﻣ ُ ﻭﺻ ﻝ ﺑﻭﺻ ﻠﺔ‬ Klixon
. PCA) ‫ﻭﻡ‬ ‫ﺭﻳﺣﺔ ﺑﻼﺗﻳﻧﻳ‬
‫ﻳﺟ ﺏ ﺗﻭﺻ ﻳﻝ ﺍﻟﻣﻔﺗ ﺎﺡ ﺍﻟﺣ ﺭﺍﺭﻱ ﻭﻓ ﻘ ً ﺎ ﻟﻠﺷ ﻛﻝ‬
‫ﺃﻭ ﺍﻟﺷ ﻛﻝ‬ 3
4 ‫ﻣ ﻥ ﻣﺧﻁ ﻁ ﺗﺭﻛﻳ ﺏ ﺍﻷﺳ ﻼﻙ ﺍﻟﻛﻬﺭﺑﺎﺋﻳ ﺔ. ﺗﺄﻛ ﺩ ﻣ ﻥ ﺃﻥ ﻣﺧﺭﺟ ﺎﺕ‬
‫ﺍﻟﺗﻧﺑﻳ ﻪ ﺳﺗﺗﺳ ﺑﺏ ﻓ ﻲ ﺇﻳﻘ ﺎﻑ ﺍﻟﻣﺣ ﺭﻙ ﻓ ﻲ ﺣﺎﻟ ﺔ ﺍﺭﺗﻔ ﺎﻉ‬
‫ﻳﺟ ﺏ ﺗﻭﺻ ﻳﻝ ﺍﻟﻣﻔﺗ ﺎﺡ ﺍﻟﺣ ﺭﺍﺭﻱ ﺑﺳ ﻠﻙ ﺍﻟﺗﺣﻛ ﻡ ﺍﻟﺧ ﺎﺹ‬
‫ﺑﻛﺎﺑ ﻝ ﺍﻟﻁﺎﻗ ﺔ ﺍﻟﻣﻭﺟ ﻭﺩ ﺩﺍﺧ ﻝ ﺍﻟﻣﺿ ﺧﺔ ﻭﺗﻭﺻ ﻳﻠﻪ ﺑ ﺩﺍﺋﺭﺓ‬
.‫ﺍﻟﺣﻣﺎﻳ ﺔ ﻓ ﻲ ﻭﺣ ﺩﺓ ﺗﺣﻛ ﻡ ﺍﻟﻣﺿ ﺧﺔ ﺍﻟﻣﻧﻔﺻ ﻠﺔ‬
‫ﺍﻟﺗﺣﻘ ﻖ ﻣ ﻥ ﺍﻟﺗﻭﺻ ﻳﻝ ﺍﻟﻛﻬﺭﺑ ﺎﺋﻲ‬
‫ﺍﺳ ﺗﺧﺩﻡ ﻣﻘﻳﺎ ﺳ ً ﺎ ﻣﺗﻌ ﺩ ﺩ ًﺍ ﻟﻔﺣ ﺹ ﺳ ﻠﻛﻲ ﺍﻹﺷ ﺎﺭﺓ ﺍﻟﺧﺎﺻ ﻳﻥ‬
1 ‫ﺑﻛﺎﺑ ﻝ ﺍﻟﻁﺎﻗ ﺔ. ﻳﺟ ﺏ ﺇﻏ ﻼﻕ ﺍﻟ ﺩﺍﺋﺭﺓ ﻭﺃﻥ ﺗﻘ ﻝ ﺍﻟﻣﻘﺎﻭﻣ ﺔ ﻋ ﻥ‬
‫ﺍﻟﺣﻣﺎﻳ ﺔ ﺍﻟﺣﺭﺍﺭﻳ ﺔ‬ 3.3
3 . 3
.‫ﺍﻟﻣﺿ ﺧﺔ‬
DWK
‫ﻧ ﻭﻉ ﺍﻟﻣﻔﺗ ﺎﺡ ﺍﻟﺣ ﺭﺍﺭﻱ‬
•
- ‫ﻗ ﺎﻁﻊ ﺍﻟ ﺩﺍﺋﺭﺓ ﺍﻟﻛﻬﺭﺑﻳ ﺔ‬
(‫ﺍﻟﻌﺿ ﻭ ﺍﻟﺳ ﺎﻛﻥ‬
•
‫ﺷ‬ ( PT100 ‫ﻣﺳﺗﺷ ﻌﺭ ﺣ ﺭﺍﺭﻱ‬
•
.‫ﺩﺭﺟ ﺔ ﺣ ﺭﺍﺭﺓ ﺍﻟﻣﺣ ﺭﻙ‬
3.3.1
3 . 3 . 1
‫ﺍﻟﻭﻓ ﺎﺓ ﺃﻭ ﺇﺻ ﺎﺑﺔ ﺷﺧﺻ ﻳﺔ ﺧﻁ ﻳﺭﺓ‬
،‫- ﻳﺟ ﺏ ﻋﻠ ﻰ ﺍﻟﻌﻣﻳ ﻝ ﺗﺭﻛﻳ ﺏ ﻭﺍ ﻕ ٍ ﻟﻠﻣﺣ ﺭﻙ‬
‫ﻣﺿ ﺑﻭﻁ ﻋﻠ ﻰ ﺗﻳ ﺎﺭ ﻣﻘﻧ ﻥ ﺑﻧﺳ ﺑﺔ ﺗﺯﻳ ﺩ ﻋ ﻥ‬
‫- ﺗﺄﻛ ﺩ ﻣ ﻥ ﺃﻥ ﺟﻣﻳ ﻊ ﺍﻟﻣﻌ ﺩﺍﺕ ﺍﻟﻭﺍﻗﻳ ﺔ ﻗ ﺩ ﺗ ﻡ‬
.‫ﺗﻭﺻ ﻳﻠﻬﺎ ﻋﻠ ﻰ ﺍﻟﻧﺣ ﻭ ﺍﻟﺻ ﺣﻳﺢ‬
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•
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‫ﺍﻟﻭﻓ ﺎﺓ ﺃﻭ ﺇﺻ ﺎﺑﺔ ﺷﺧﺻ ﻳﺔ ﺧﻁ ﻳﺭﺓ‬
‫- ﻻ ﻳ ُ ﺳ ﻣﺢ ﺑﺗﻣﺩﻳ ﺩ ﻛﺎﺑ ﻝ ﺍﻟﻣﺿ ﺧﺔ. ﺗﻭﺍﺻ ﻝ ﻣ ﻊ‬
.‫ﺟﺭﻭﻧ ﺩﻓﻭﺱ ﻟﻣﻌﺭﻓ ﺔ ﻁ ﻭﻝ ﺍﻟﻛﺎﺑ ﻝ ﺍﻟﺻ ﺣﻳﺢ‬
‫ﺍﻟﻭﻓ ﺎﺓ ﺃﻭ ﺇﺻ ﺎﺑﺔ ﺷﺧﺻ ﻳﺔ ﺧﻁ ﻳﺭﺓ‬
‫- ﻳﺟ ﺏ ﺃﻥ ﻳﺷ ﻣﻝ ﻗ ﺎﻁﻊ ﺩﺍﺋ ﺭﺓ ﺣﻣﺎﻳ ﺔ ﺍﻟﻣﺣ ﺭﻙ‬
‫ﻟﻣﺗﺣﻛ ﻡ ﺍﻟﻣﺿ ﺧﺔ ﺩﺍﺋ ﺭﺓ ﺗﻔﺻ ﻝ ﺗﻠﻘﺎﺋ ﻳ ً ﺎ ﺇﻣ ﺩﺍﺩ‬
.‫ﺍﻟﻁﺎﻗ ﺔ ﻓ ﻲ ﺣﺎﻟ ﺔ ﻓﺗ ﺢ ﺩﺍﺋ ﺭﺓ ﺣﻣﺎﻳ ﺔ ﺍﻟﻣﺿ ﺧﺔ‬
.‫ﺃﻭﻡ‬
ً ‫ﺎﺋﻲ ﻭﻓ ﻘ‬
‫ﻭﺍﻧﻳﻥ‬ ‫ﺎ ﻟﻠﻘ‬
‫ﻻ ﺗﻘ ﻡ ﺑﺗﺭﻛﻳ ﺏ ﺻ ﻧﺎﺩﻳﻖ ﺍﻟﺗﺣﻛ ﻡ ﻭﺃﺟﻬ ﺯﺓ‬
‫ﺍﻟﺗﺣﻛ ﻡ ﺑﺎﻟﻣﺿ ﺧﺔ ﻣ ﻥ ﺟﺭﻭﻧ ﺩﻓﻭﺱ ﻓ ﻲ ﺍﻟﺑﻳﺋ ﺎﺕ‬
.‫ﺍﻟ ﺗﻲ ﻳﻣﻛ ﻥ ﺃﻥ ﻳﺣ ﺩﺙ ﺑﻬ ﺎ ﺍﻧﻔﺟ ﺎﺭ‬
‫ﻗ ﻡ ﺑﺗﻭﺻ ﻳﻝ ﺍﻟﻣﺿ ﺧﺔ ﺑﺻ ﻧﺩﻭﻕ ﺗﺣﻛ ﻡ ﺑ ﻪ ﻣﺭﺣ ﻝ‬
‫ﻭﻓ ﻘ ً ﺎ‬
15 ‫ﺃﻭ‬ 10 ‫ﺣﻣﺎﻳ ﺔ ﻟﻠﻣﺣ ﺭﻙ ﻣ ﻊ ﺇﻋﺗ ﺎﻕ ﻣ ﻥ ﺍﻟﻔﺋ ﺔ‬
‫ﻳﺟ ﺏ ﺗﻭﺻ ﻳﻝ ﺍﻟﻣﺿ ﺧﺔ ﺑﻣﻔﺗ ﺎﺡ ﻣﺻ ﺩﺭ ﺗﻳ ﺎﺭ‬
‫ﻣ ﻡ ﻋﻠ ﻰ‬ 3 ‫ﻛﻬﺭﺑ ﺎﺋﻲ ﺭﺋﻳﺳ ﻲ ﻟ ﻪ ﻓﺭﺟ ﺔ ﺗﻼﻣ ﺱ‬
‫ﻳﺟ ﺏ ﺃﻥ ﻳﻛ ﻭﻥ ﺗﺻ ﻧﻳﻑ ﻣﻭﻗ ﻊ ﺍﻟﺗﺭﻛﻳ ﺏ ﻣﻌﺗﻣ ﺩ ًﺍ‬
‫ﻣ ﻥ ﺳ ﻠﻁﺎﺕ ﻣﻛﺎﻓﺣ ﺔ ﺍﻟﺣ ﺭﻳﻖ ﺍﻟﻣﺣﻠﻳ ﺔ ﻓ ﻲ ﻛ ﻝ ﺣﺎﻟ ﺔ‬
‫ﺍﻟﺟﻬ ﺩ ﺍﻟﻛﻬ ﺭﺑﻲ ﻭﺍﻟ ﺗﺭﺩﺩ ﻟﻺﻣ ﺩﺍﺩ ﻣ ﺫﻛﻭﺭﺍﻥ ﺑﻠﻭﺣ ﺔ ﺍﺳ ﻡ ﻣﻭﺩﻳ ﻝ‬
‫ﺍﻟﻣﺿ ﺧﺔ. ﻭﻳﺟ ﺏ ﺃﻥ ﻳﻛ ﻭﻥ ﺍﻟﺗﻔ ﺎﻭﺕ ﺍﻟﻣﺳ ﻣﻭﺡ ﻟﻠﺟﻬ ﺩ ﺍﻟﻛﻬ ﺭﺑﻲ‬
‫% ﻣ ﻥ ﺍﻟﺟﻬ ﺩ ﺍﻟﻛﻬ ﺭﺑﻲ ﺍﻟﻣﻘﻧ ﻥ. ﺗﺄﻛ ﺩ ﻣ ﻥ‬
‫ﺃﻥ ﺍﻟﻣﺣ ﺭﻙ ﻣﻧﺎﺳ ﺏ ﻹﻣ ﺩﺍﺩ ﺍﻟﻁﺎﻗ ﺔ ﺍﻟﻣﺗﻭﻓ ﺭ ﻓ ﻲ ﻣﻭﻗ ﻊ‬
.‫ﺃﻣﺗ ﺎﺭ ﻭﻁ ﺭﻑ ﻛﺎﺑ ﻝ ﺣ ﺭ‬
‫ﻳﺟ ﺏ ﺗﻭﺻ ﻳﻝ ﺍﻟﻣﺿ ﺧﺎﺕ ﺍﻟ ﺗﻲ ﺑﻬ ﺎ ﺣﺳﺎﺳ ﺎﺕ ﺑﺟﻬ ﺎﺯ ﺗﺣﻛ ﻡ‬
‫ﻟﻠﻣﺿ ﺧﺎﺕ‬ 5
‫ﻠﺔ‬ ‫ﺧﺎﺕ ﺍﻟﻣﺗﺻ‬
‫ﺑﺎﻟﺗﻭﺻ ﻳﻝ ﺍﻟﻧﺟﻣ ﻲ ﺍﻟﻣﺛﻠ ﺛﻲ. ﻟﻣﺯﻳ ﺩ ﻣ ﻥ ﺍﻟﻣﻌﻠﻭﻣ ﺎﺕ، ﺍﻧﻅ ﺭ‬
‫ﺎﺯ‬ ‫ﻡ ﺃﻭ ﺟﻬ‬ ‫ﻧﺩﻭﻕ ﺍﻟﺗﺣﻛ‬
‫ﺍﻟﺗﺣﻛ ﻡ ﻓ ﻲ ﺍﻟﻣﺿ ﺧﺔ ﺍﻟﻣﺧﺗ ﺎﺭ ﻋﻠ ﻰ ﻣﻭﻗ ﻊ ﺍﻟﻭﻳ ﺏ‬
‫ﺔ‬ ‫ﻳﻼﺕ ﺍﻟﻛﻬﺭﺑﺎﺋﻳ‬ ‫ﺍﻟﺗﻭﺻ‬
‫ﺧﻁﺭ‬
‫ﺻ ﺩﻣﺔ ﻛﻬﺭﺑﺎﺋﻳ ﺔ‬
.% 10
‫ﺧﻁﺭ‬
‫ﺻ ﺩﻣﺔ ﻛﻬﺭﺑﺎﺋﻳ ﺔ‬
‫ﺧﻁﺭ‬
‫ﺻ ﺩﻣﺔ ﻛﻬﺭﺑﺎﺋﻳ ﺔ‬
ّ ‫ﻧ ﻔ‬
‫ﻳﻝ ﺍﻟﻛﻬﺭﺑ‬ ‫ﺫ ﺍﻟﺗﻭﺻ‬
.‫ﺍﻟﻣﺣﻠﻳ ﺔ‬
. IEC ‫ﻟـ‬
.‫ﺍﻷﻗ ﻝ ﻓ ﻲ ﺟﻣﻳ ﻊ ﺍﻷﻗﻁ ﺎﺏ‬
.‫ﻋﻠ ﻰ ﺣ ﺩﺓ‬
5 +/% 5 - ‫ﻓ ﻲ ﻧﻁ ﺎﻕ‬
.‫ﺏ‬
10 ‫ﺟﻣﻳ ﻊ ﺍﻟﻣﺿ ﺧﺎﺕ ﻣ ﺯﻭﺩﺓ ﺑﻛﺎﺑ ﻝ‬
‫. ﺍ ُ ﻧﻅ ﺭ ﺍﻟﺷ ﻛﻝ‬
GU02 ‫ﺃﻭ‬ GU01
‫ﻟﻠﻣﺿ‬ 6 ‫، ﺃﻭ ﺍﻟﺷ ﻛﻝ‬ DOL
‫ﻐﻳﻝ ﻟﺻ‬ ‫ﺏ ﻭﺍﻟﺗﺷ‬ ‫ﺎﺕ ﺍﻟﺗﺭﻛﻳ‬
. www.grundfos.com
3.2
3 . 2
‫ﺍﻟﺗﺭﻛﻳ‬
‫ﺍﻟﻣﺿ ﺧﺔ‬
‫ﺍﻟﻣﺗﺻ ﻠﺔ ﺑـ‬
‫ﺗﻌﻠﻳﻣ‬
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