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Safety, Installation and Operations Manual – Translation of original instructions
Zenit undertakes to repair or replace the product if failures are due to design, manufacturing and assembly defects and are reported to Zenit during
the warranty period.
The warranty does not cover failures due to:
• normal wear and tear;
• improper handling, installation and use;
• use with incorrectly connected control systems;
• work done by unskilled staff;
• use of non-genuine spare parts.
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Zenit UNIQA is a range of submersible electric pumps with energy-saving motor.
These products are intended for use in residential, industrial and municipal sewage treatment plants and lifting stations.
They are designed to lift and pump slurries, faecal material, clean water, waste water or water soiled with solid or fibrous materials.
They may not be used with liquids for human consumption or in potentially explosive atmospheres (except for models with explosion-proof certi-
fication).
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To shut down the power supply in case of motor overheating, the equipment is provided, as standard, with thermal protectors into the stator win-
ding
The electric pump can be equipped with a leakage detector as an accessory to detect and signal the infiltration of water into the oil chamber of
the mechanical seals
The enclosures of the electric pump motors are identified by one or two letters specifying design and material
• G, X = electric motor casing type G with constructional material in cast iron or type X with constructional material in stainless steel;
• M, MX = electric motor casing type M with constructional material in cast iron or type MX with constructional material in stainless steel.
The equipment is available in two version: WET and DRY.
• WET version: suitable to operate in S1 continuous duty type fully submerged. Contact Zenit for periodic, intermittent duty type (S3) in dry condition
• DRY version: suitable for the operation within wells or tank even if partially submerged or in dry chamber. Pumps in DRY version are always
equipped with cooling jacket. The pump can be installed in VERTICAL or HORIZONTAL position.
The product’s technical data and characteristics are provided in the technical data sheet.
For correct use, comply with the following operating conditions:
- pH value: 6 ÷ 14
- Minimum liquid level
- Frequency converter operation
- Thermal protection
- Leakage detector
EN
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