4 Description of the Pump (Set)
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Amarex N
2563.84/08-EN
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Power factor at design point
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Mode of operation
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Rated frequency
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Starting current ratio
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ATEX marking for the submersible motor
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ATEX marking for the pump set
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Motor number
4.5 Design details
Design
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Fully floodable submersible motor pump
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Not self-priming
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Drive
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Three-phase asynchronous squirrel-cage motor
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Type of protection Ex db IIB (applies to explosion-proof pump sets only)
Shaft seal
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Two bi-directional mechanical seals in tandem arrangement, with liquid reservoir
Impeller type
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Various application-oriented impeller types
Bearings
Standard bearings:
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Grease-packed bearings sealed for life
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Maintenance-free
Reinforced bearings (optional, only for S impeller)
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Amarex N S 50-172, motor version YL / motor size and number of poles 002, 012,
022
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Amarex N S 50-222, motor version YL / motor size and number of poles 032, 042
Pump-end bearings:
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Grease-packed bearings sealed for life
Содержание Amarex N series
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