5
water solutions
First installation manual – Translation of original instructions
1.7 Warranty cover
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.
warning
!
Any modifications made to the product without the manufacturer’s authorisation may cause hazards and lead to a deterio-
ration in performance and loss of warranty cover.
Any interventions of the pump in -Ex versions must be carried out by an authorised Service Centre or by authorised technicians
using only original spare parts. Failure to comply with this conduct infers the loss of the -Ex certification of the machine and
invalidates the guarantee.
1.8 Technical data
The product’s technical data and characteristics are provided in the technical data sheet.
1.8.1 Operating conditions
For correct use, comply with the following operating conditions:
• Liquid/Ambient temperature: 0 ÷ 40°C
• pH value: 6 ÷ 14
• Duty service: S1 operation (continuous operation), the pump must always operate fully submerged
• Starts per hour mode: maximum 20 for motor with rated power P2 up to 10 kW, 15 for P2 over 10 kW
The -Ex version pump can be used with a frequency converter (inverter) with the compulsory condition that the thermal protec-
tor inside the motor are correctly connected to the control panel (for non -Ex panels, outside of the risk area).
1.9 Name plate on the pump
On the motor cover you find a metal plates which states the operating data and approvals applying to the pumps.
With this manual, a sticky label containing the product features found on the metallic plate affixed to the electric pump has been provided.
We recommend that you put this label in the specific place provided within the manual and then refer to the data contained on the label for any
requirements or information.
water solutions
Ex db IIB T4 Gb
II 2G Ex h IIB T4 Gb
WARNING: Flameproof joints cannot be repaired
WARNING: See user manual
XXXX
EPT XX ATEX XXXX X
Zenit Italia s.r.l.
via dell’Industria, 11
I-41018 S.Cesario s.P. (MO)
zenit.com
water solutions
Ex db IIB T4 Gb
II 2G Ex h IIB T4 Gb
WARNING: Flameproof joints cannot be repaired
WARNING: See user manual
XXXX
EPT XX ATEX XXXX X
Zenit Italia s.r.l.
via dell’Industria, 11
I-41018 S.Cesario s.P. (MO)
zenit.com
1. Product name
2. Serial number
3. Product version
4. Year of manufacture
5. Weight
6. Rated voltage
6A. Voltage and current
(delta connection)
6B. Voltage and current
(Y connection)
7. Motor phases
8. Frequency
9. Motor power output - P2
10. Power factor
11. Rated current
12. Run capacitor
13. Start capacitor
14. Rpm
15. Motor insulation class
16. Duty type
17. IEC protection class against electric shock
18. Maximum immersion depth
19. Maximum and minimum head
20. Maximum ambient temperature
21. Casing protection rating
22. Minimum and maximum flow-rate
23. -Ex protection classification
24. Motor reference standards
25 -Ex certification number
Fig. 1 A - Single phase
Fig. 1 B - Three phase
EN
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3
1
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A
6
B
9
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19
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