Grundfos SP Series Installation And Operating Instructions Manual page 419

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‫ﻋﻧ ﺩ ﺗﻭﺻ ﻳﻝ ﺍﻟﻣﺿ ﺧﺔ ﻋﻠ ﻰ ﺍﻟﻧﺣ ﻭ ﺍﻟﺻ ﺣﻳﺢ ﻭﺗﻐﻁﻳﺳ ﻬﺎ ﻓ ﻲ ﺍﻟﺳ ﺎﺋﻝ ﺍﻟ ﺫﻱ‬
‫ﺣﺟﻣﻪ‬
3/1
‫ﺳ ﻳﺗﻡ ﺿ ﺧﻪ، ﻳﺟ ﺏ ﺑ ﺩء ﺗﺷ ﻐﻳﻠﻬﺎ ﻭﺻ ﻣﺎﻡ ﺍﻟﺧ ﺭﻭﺝ ﻣﻐﻠ ﻖ ﺗﻘﺭﻳﺑ ﺎ‬
.‫ﻓﺣ ﺹ ﺍﺗﺟ ﺎﻩ ﺍﻟ ﺩﻭﺭﺍﻥ‬
6.7.1
‫ﺍﻓﺣ ﺹ ﺍﺗﺟ ﺎﻩ ﺍﻟ ﺩﻭﺭﺍﻥ ﺣﺳ ﺏ ﺍﻟﺷ ﺭﺡ ﻓ ﻲ ﺍﻟﻘﺳ ﻡ‬
‫ﺇﺫﺍ ﻛﺎﻧ ﺕ ﻫﻧ ﺎﻙ ﺷ ﻭﺍﺋﺏ ﻓ ﻲ ﺍﻟﻣ ﺎء، ﺍﻓﺗ ﺢ ﺍﻟﺻ ﻣﺎﻡ ﺗ ﺩﺭﻳﺟﻳﺎ ﺑﻳﻧﻣ ﺎ ﻳﺻ ﺑﺢ‬
‫ﺍﻟﻣ ﺎء ﺻ ﺎﻓﻳﺎ ﺃﻛ ﺛﺭ. ﻭﻻ ﺗﻭﻗ ﻑ ﺗﺷ ﻐﻳﻝ ﺍﻟﻣﺿ ﺧﺔ ﺣ ﺗﻰ ﻳﻛ ﻭﻥ ﺍﻟﻣ ﺎء ﺻ ﺎﻓﻳﺎ‬
.‫ﺗﻣﺎﻣ ﺎ، ﻭﺇﻻ ﻓ ﺈﻥ ﺃﺟ ﺯﺍء ﺍﻟﻣﺿ ﺧﺔ ﻭﺍﻟﺻ ﻣﺎﻡ ﺍﻟ ﻼ ﺭﺟﻌ ﻲ ﻳﻣﻛ ﻥ ﺃﻥ ﻳﻧﺳ ﺩﻭﺍ‬
‫ﺑﻳﻧﻣ ﺎ ﻳﻛ ﻭﻥ ﺍﻟﺻ ﻣﺎﻡ ﻣﻔﺗﻭﺣ ﺎ، ﺍﻓﺣ ﺹ ﺍﻧﺧﻔ ﺎﺽ ﻣﻧﺳ ﻭﺏ ﺍﻟﻣ ﺎء ﻟﺿ ﻣﺎﻥ ﺃﻥ‬
‫ﻳﺟ ﺏ ﺃﻥ ﻳﻛ ﻭﻥ ﻣﻧﺳ ﻭﺏ ﺍﻟﻣ ﺎء ﺍﻟ ﺩﻳﻧﺎﻣﻳﻛﻲ ﺩﺍﺋﻣ ﺎ ﻓ ﻭﻕ ﺍﻟ ﺭﺑﻁ ﺍﻟﻣﺷ ﺗﺭﻙ‬
.24
‫ﻣﺗﻁﻠﺑ ﺎﺕ ﺍﻟﻣﻭﺿ ﻊ ﻭﺍﻟﺷ ﻛﻝ‬
L3
L2
L1
‫ﻣﻘﺎﺭﻧ ﺔ ﻣﻧﺎﺳ ﻳﺏ ﺍﻟﻣ ﺎء ﺍﻟﻣﺧﺗﻠﻔ ﺔ‬
‫: ﻋﻣ ﻖ ﺍﻟﺗﺭﻛﻳ ﺏ ﺍﻷﻗﺻ ﻰ ﺗﺣ ﺕ ﻣﻧﺳ ﻭﺏ ﺍﻟﻣ ﺎء ﺍﻟ ﺩﻳﻧﺎﻣﻳﻛﻲ. ﻧﺣ ﻥ‬
.‫: ﺍﻟﻌﻣ ﻖ ﺣ ﺗﻰ ﻣﻧﺳ ﻭﺏ ﺍﻟﻣ ﺎء ﺍﻟ ﺩﻳﻧﺎﻣﻳﻛﻲ‬
‫: ﺍﻧﺧﻔ ﺎﺽ ﺍﻟﻣﻧﺳ ﻭﺏ. ﻳﻛ ﻭﻥ ﻫ ﺫﺍ ﻫ ﻭ ﺍﻟﻔ ﺭﻕ ﺑﻳ ﻥ ﻣﻧﺳ ﻭﺑﻲ ﺍﻟﻣ ﺎء‬
‫ﺇﺫﺍ ﻛﺎﻧ ﺕ ﺍﻟﻣﺿ ﺧﺔ ﻳﻣﻛﻧﻬ ﺎ ﺿ ﺦ ﺃﻛ ﺛﺭ ﻣﻣ ﺎ ﻳﻧﺗﺟ ﻪ ﺍﻟﺑ ﺋﺭ، ﻧﺣ ﻥ ﻧﻭﺻ ﻲ ﺑ ﺄﻥ‬
.‫ﺃﻭ ﻧ ﻭﻉ ﺁﺧ ﺭ ﻣ ﻥ ﺣﻣﺎﻳ ﺔ ﺍﻟ ﺩﻭﺭﺍﻥ ﺍﻟﺟ ﺎﻑ‬
‫ﺇﺫﺍ ﻟ ﻡ ﻳﻭﺟ ﺩ ﺇﻟﻛ ﺗﺭﻭﺩﺍﺕ ﻣﻧﺳ ﻭﺏ ﻣ ﺎء ﺃﻭ ﻣﻔ ﺎﺗﻳﺢ ﻣﻧﺳ ﻭﺏ ﻣﺭﻛﺑ ﺔ، ﻓﻘ ﺩ‬
‫ﻳﻧﺧﻔ ﺽ ﻣﻧﺳ ﻭﺏ ﺍﻟﻣ ﺎء ﺇﻟ ﻰ ﺍﻟ ﺭﺑﻁ ﺍﻟﻣﺷ ﺗﺭﻙ ﻟﺷ ﻔﻁ ﺍﻟﻣﺿ ﺧﺔ ﻭﻋﻧﺩﺋ ﺫ ﺳ ﻭﻑ‬
‫ﻳﻣﻛ ﻥ ﺃﻥ ﻳ ﺅﺩﻱ ﺍﻟﻭﻗ ﺕ ﺍﻟﻁﻭﻳ ﻝ ﻟﻠﺗﺷ ﻐﻳﻝ ﻣ ﻊ ﻣ ﺎء ﻳﺣﺗ ﻭﻯ ﻋﻠ ﻰ‬
.‫ﻫ ﻭﺍء ﺇﻟ ﻰ ﺗﻠ ﻑ ﺍﻟﻣﺿ ﺧﺔ ﻭﻳﺳ ﺑﺏ ﺗﺑﺭﻳ ﺩﺍ ﻏ ﻳﺭ ﻛ ﺎﻑ ﻟﻠﻣﻭﺗ ﻭﺭ‬
‫ﻐﻳﻝ‬
‫ﻐﻳﻝ ﻭﺍﻟﺗﺷ‬
‫ﺩء ﺍﻟﺗﺷ‬
‫ﺑ‬
. 8
‫ﺑ ﺩء ﺍﻟﺗﺷ ﻐﻳﻝ‬
8.1
8 . 1
.‫ﺍﻷﻗﺻ ﻰ ﻣ ﻥ ﺍﻟﻣ ﺎء‬
.‫ﺍﻟﻣﺿ ﺧﺔ ﺗﻅ ﻝ ﺩﺍﺋﻣ ﺎ ﻏﺎﻁﺳ ﺔ‬
5.2
‫ﺍﻟﻣﺿ ﺧﺔ. ﺍﻧﻅ ﺭ ﺍﻟﻘﺳ ﻡ‬
‫ﻔﻁ‬
L4
L5
24 ‫ﺷ ﻛﻝ‬
2 4 ‫ﻝ ﻙ ﺵ‬
L1
.‫ﻧﻭﺻ ﻲ ﺑﻣ ﺗﺭ ﻭﺍﺣ ﺩ ﺑﺣ ﺩ ﺃﺩﻧ ﻰ‬
L2
.‫: ﺍﻟﻌﻣ ﻖ ﺣ ﺗﻰ ﻣﻧﺳ ﻭﺏ ﺍﻟﻣ ﺎء ﺍﻟﺳ ﺎﻛﻥ‬
L3
L4
.‫ﺎﻛﻥ‬
‫ﺩﻳﻧﺎﻣﻳﻛﻲ ﻭﺍﻟﺳ‬
.‫: ﻋﻣ ﻖ ﺍﻟﺗﺭﻛﻳ ﺏ‬
L5
MP 204
‫ﺗﺭﻛ ﺏ ﻭﺍﻗ ﻲ ﺍﻟﻣﻭﺗ ﻭﺭ‬
.‫ﺗﺳ ﺣﺏ ﺍﻟﻣﺿ ﺧﺔ ﻫ ﻭﺍء‬
‫ﺗﺤـــﺬﻳﺮ‬
.8
‫ﺃﻣﺗ ﺎﺭ ﻟﺗﺛﺑﻳ ﺕ ﻛﺎﺑ ﻝ ﺍﻟﻬﺑ ﻭﻁ ﺍﻟﻐ ﺎﻁﺱ ﻭﺳ ﻠﻙ‬
.‫ﺗ ﻭﺭﺩ ﺟﺭﻭﻧ ﺩﻓﻭﺱ ﺃﻁﻘ ﻡ ﻣﺷ ﺎﺑﻙ ﺍﻟﻛﺎﺑ ﻝ ﻋﻧ ﺩ ﺍﻟﻁﻠ ﺏ‬
‫ﺍﻗﻁ ﻊ ﺍﻟﺷ ﺭﻳﻁ ﺍﻟﻣﻁ ﺎﻁﻲ ﺑﺣﻳ ﺙ ﻳﺻ ﺑﺢ ﺍﻟﺟ ﺯء ﺑ ﺩﻭﻥ ﺷ ﻖ ﻁﻭﻟ ﻲ ﻁ ﻭﻳﻼ‬
.23
‫ﺿ ﻊ ﺍﻟﺳ ﻠﻙ ﺑﺟﺎﻧ ﺏ ﺍﻟﻛﺎﺑ ﻝ ﺍﻟﻬ ﺎﺑﻁ ﺍﻟﻐ ﺎﻁﺱ ﻛﻣ ﺎ ﻳﻭﺿ ﺢ ﺍﻟﺷ ﻛﻝ‬
‫ﻟﺷ‬
‫ﻟ ﻑ ﺍﻟﺷ ﺭﻳﻁ ﻣ ﺭﺓ ﻭﺍﺣ ﺩﺓ ﺣ ﻭﻝ ﺍﻟﺳ ﻠﻙ ﻭﺍﻟﻛﺎﺑ ﻝ. ﺛ ﻡ ﻟﻔ ﻪ ﺑﺈﺣﻛ ﺎﻡ ﻋﻠ ﻰ ﺍﻷﻗ ﻝ‬
.‫ﺍﺩﻓ ﻊ ﺍﻟﺷ ﻖ ﺍﻟﻁﻭﻟ ﻲ ﻓ ﻭﻕ ﺍﻟ ﺯﺭ ﻭﺍﻗﻁ ﻊ ﺍﻟﺷ ﺭﻳﻁ‬
‫ﻋﻧ ﺩ ﺍﺳ ﺗﺧﺩﺍﻡ ﻣﻘ ﺎﻁﻊ ﻋﺭﺿ ﻳﺔ ﻟﻠﻛ ﺎﺑﻼﺕ، ﺳ ﻭﻑ ﻳﻛ ﻭﻥ ﺿ ﺭﻭﺭﻳﺎ ﻟ ﻑ ﺍﻟﺷ ﺭﻳﻁ‬
‫ﻋﻧ ﺩ ﺍﺳ ﺗﺧﺩﺍﻡ ﺃﻧﺎﺑﻳ ﺏ ﺑﻼﺳ ﺗﻳﻙ، ﻳﺟ ﺏ ﺗ ﺭﻙ ﺑﻌ ﺽ ﺍﻻﺭﺗﺧ ﺎء ﺑﻳ ﻥ ﻛ ﻝ‬
.‫ﺎ‬
‫ﺩ ﺗﺣﻣﻳﻠﻬ‬
‫ﺩﺩ ﻋﻧ‬
‫ﻋﻧ ﺩ ﺍﺳ ﺗﺧﺩﺍﻡ ﺃﻧﺎﺑﻳ ﺏ ﻣﺷ ﻔﻬﺔ، ﻳﺟ ﺏ ﺗﺭﻛﻳ ﺏ ﻣﺷ ﺎﺑﻙ ﺍﻟﻛﺎﺑ ﻝ ﺃﻋﻠ ﻰ ﻭﺃﺳ ﻔﻝ‬
‫ﻧﺣ ﻥ ﻧﻭﺻ ﻲ ﺑ ﺄﻥ ﺗﻔﺣ ﺹ ﺛﻘ ﺏ ﺍﻟﺣﻔ ﺭ ﺑﻭﺍﺳ ﻁﺔ ﻓﺭﺟ ﺎﺭ ﻣﻘ ﻭﺱ ﺩﺍﺧﻠ ﻲ ﻗﺑ ﻝ‬
‫ﺃﻧ ﺯﻝ ﺍﻟﻣﺿ ﺧﺔ ﺑﺣ ﺭﺹ ﻓ ﻲ ﺛﻘ ﺏ ﺍﻟﺣﻔ ﺭ، ﻣ ﻊ ﺍﻟﺣ ﺫﺭ ﻟﻛﻳ ﻼ ﺗﺗﻠ ﻑ ﻛﺎﺑ ﻝ‬
.‫ﻻ ﺗ ﻧﺯﻝ ﺃﻭ ﺗ ﺭﻓﻊ ﺍﻟﻣﺿ ﺧﺔ ﺑﻭﺍﺳ ﻁﺔ ﻛﺎﺑ ﻝ ﺍﻟﻣﻭﺗ ﻭﺭ‬
‫ﻳﺟ ﺏ ﺃﻥ ﻳﻛ ﻭﻥ ﻣﻧﺳ ﻭﺏ ﺍﻟﻣ ﺎء ﺍﻟ ﺩﻳﻧﺎﻣﻳﻛﻲ ﺩﺍﺋﻣ ﺎ ﻓ ﻭﻕ ﺍﻟ ﺭﺑﻁ ﺍﻟﻣﺷ ﺗﺭﻙ‬
.24
‫ﻣﺗﻁﻠﺑ ﺎﺕ ﺍﻟﻣﻭﺿ ﻊ ﻭﺍﻟﺷ ﻛﻝ‬
‫ﺍﻟ‬
‫ﻟﻠﻣﺿ ﺧﺔ. ﻭﻳﺟ ﺏ ﺃﻥ‬
NPSH
.‫ﻳﻛ ﻭﻥ ﻫ ﺎﻣﺵ ﺍﻟﺳ ﻼﻣﺔ ﺍﻷﺩﻧ ﻰ ﺿ ﻐﻁﺎ ﻳﺳ ﺎﻭﻱ ﻣ ﺗﺭﺍ ﻭﺍﺣ ﺩﺍ‬
‫ﻧﺣ ﻥ ﻧﻭﺻ ﻲ ﺑ ﺄﻥ ﺗﺭﻛ ﺏ ﺍﻟﻣﺿ ﺧﺔ ﺑﺣﻳ ﺙ ﻳﻛ ﻭﻥ ﺟ ﺯء ﺍﻟﻣﻭﺗ ﻭﺭ ﻓ ﻭﻕ ﺷ ﺑﻛﺔ‬
‫ﺩﺭﺟ ﺎﺕ‬
5.4
‫ﺗﺭﺷ ﻳﺢ ﺍﻟﺑ ﺋﺭ ﻟﺿ ﻣﺎﻥ ﺃﻓﺿ ﻝ ﺗﺑﺭﻳ ﺩ. ﺍﻧﻅ ﺭ ﺍﻟﻘﺳ ﻡ‬
‫ﺑﻌ ﺩ ﺗﺭﻛﻳ ﺏ ﺍﻟﻣﺿ ﺧﺔ ﻋﻧ ﺩ ﺍﻟﻌﻣ ﻖ ﺍﻟﻣﻁﻠ ﻭﺏ، ﻳﺟ ﺏ ﺇﻧﻬ ﺎء ﺍﻟﺗﺭﻛﻳ ﺏ ﺑﻭﺍﺳ ﻁﺔ‬
‫ﺃﺭﺥ ﺳ ﻠﻙ ﺍﻟﺷ ﺩ ﺑﺣﻳ ﺙ ﻳﺻ ﺑﺢ ﻏ ﻳﺭ ﻣﺣﻣ ﻝ ﻭﺛﺑﺗ ﻪ ﺑﻣ ﺎﻧﻊ ﺗﺳ ﺭﺏ ﺛﻘ ﺏ‬
‫ﻟﻠﻣﺿ ﺧﺎﺕ ﺍﻟﻣﺭﻛﺑ ﺔ ﻣ ﻊ ﺃﻧﺎﺑﻳ ﺏ ﺑﻼﺳ ﺗﻳﻙ، ﻳﺟ ﺏ ﺍﻷﺧ ﺫ ﻓ ﻲ‬
.‫ﺍﻻﻋﺗﺑ ﺎﺭ ﺗﻣ ﺩﺩ ﺍﻷﻧﺎﺑﻳ ﺏ، ﻋﻧ ﺩ ﺗﺣﺩﻳ ﺩ ﻋﻣ ﻖ ﺗﺭﻛﻳ ﺏ ﺍﻟﻣﺿ ﺧﺔ‬
‫ﻣﺷ ﺎﺑﻙ ﺍﻟﻛﺎﺑ ﻝ‬
3
‫ﺭﻛ ﺏ ﻣﺷ ﺎﺑﻙ ﺍﻟﻛﺎﺑ ﻝ ﻛ ﻝ‬
.‫ﺍﻟﺷ ﺩ، ﺇﺫﺍ ﻛ ﺎﻥ ﻣﺭﻛﺑ ﺎ، ﺑ ﺄﻧﺑﻭﺏ ﺭﻓ ﻊ ﺍﻟﻣﺿ ﺧﺔ‬
.‫ﻗ ﺩﺭ ﺍﻟﻣﺳ ﺗﻁﺎﻉ‬
.‫ﺃﺩﺧ ﻝ ﺯﺭﺍ ﻓ ﻲ ﺍﻟﺷ ﻖ ﺍﻷﻭﻝ‬
‫ﺗﺭﻛﻳ ﺏ ﻣﺷ ﺎﺑﻙ ﺍﻟﻛﺎﺑ ﻝ‬
2 3 ‫ﻝ ﻙ ﺵ‬
.‫ﻣ ﺭﺗﻳﻥ ﺣ ﻭﻝ ﺍﻷﻧﺑ ﻭﺏ ﻭﺍﻟﺳ ﻠﻙ ﻭﺍﻟﻛﺎﺑ ﻝ‬
‫ﺗﻳﻙ ﺗﺗﻣ‬
‫ﺏ ﺍﻟﺑﻼﺳ‬
‫ﺙ ﺃﻥ ﺍﻷﻧﺎﺑﻳ‬
‫ﻣﺷ ﺑﻙ ﻛﺎﺑ ﻝ ﺣﻳ‬
‫ﺇﻧ ﺯﺍﻝ ﺍﻟﻣﺿ ﺧﺔ‬
.‫ﺇﻧ ﺯﺍﻝ ﺍﻟﻣﺿ ﺧﺔ ﻟﺿ ﻣﺎﻥ ﻣﻣ ﺭ ﻏ ﻳﺭ ﻣﻌ ﺎﻕ‬
.‫ﺍﻟﻣﻭﺗ ﻭﺭ ﻭﻛﺎﺑ ﻝ ﺍﻟﻬﺑ ﻭﻁ ﺍﻟﻐ ﺎﻁﺱ‬
‫ﻋﻣ ﻖ ﺍﻟﺗﺭﻛﻳ ﺏ‬
5.2
‫ﺍﻟﻣﺿ ﺧﺔ. ﺍﻧﻅ ﺭ ﺍﻟﻘﺳ ﻡ‬
‫ﻳﻛ ﻭﻥ ﺿ ﻐﻁ ﺍﻟ ﺩﺧﻭﻝ ﺍﻷﺩﻧ ﻰ ﻣﺑﻳﻧ ﺎ ﻓ ﻲ ﻣﻧﺣ ﻧﻰ‬
.‫ﺎﺋﻝ‬
‫ﺩ ﺍﻟﺳ‬
.‫ﻣ ﺎﻧﻊ ﺗﺳ ﺭﺏ ﻟﺛﻘ ﺏ ﺍﻟﺣﻔ ﺭ‬
.‫ﺍﻟﺣﻔ ﺭ ﺑﻭﺍﺳ ﻁﺔ ﺃﻗﻔ ﺎﻝ ﺳ ﻠﻙ‬
7.6
7 . 6
.1
. 1
.2
. 2
.3
. 3
23 ‫ﺷ ﻛﻝ‬
.4
. 4
.5
. 5
.‫ﻋﺩﺓ ﻣ ﺭﺍﺕ‬
.‫ﻛ ﻝ ﻭﺻ ﻠﺔ‬
7.7
7 . 7
‫ﺗﺤـــﺬﻳﺮ‬
7.8
7 . 8
‫ﻔﻁ‬
‫ﻟﺷ‬
‫ﺣﺭﺍﺭﺓ/ﺗﺑﺭﻳ‬
‫ﻣﻠﺤﻮﻇــﺔ‬
419

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