EBARA Ego Serie Manual De Instrucciones página 13

5.2 NOT INTENDED USE
All uses not specifically mentioned in 5.1 are generally banned; in particular, the
fluid must not contain aggressive or explosive additives, mixtures of mineral oils
and/or solid or fibrous particles. The pump should not be used for pumping
flammable or explosive media, or in an explosive atmosphere. To avoid formation
of condensation in the pump, fluid temperature must be higher or equal to the
ambient temperature.
6. TECHNICAL AND BUILDING FEATURES
6.1 TECHNICAL DATA
Supply voltage: 230V, 50-60Hz
Protection class: IP44
Insulation class: F
Motor protection: the pump is provided with a draining labyrinth inside the
electromotor casting; do not insulate the pump as this can cause serious damage.
Speed/pressure Regulated mode
curve [W]
I
3-21
II
4-21
III
5-21
6.2 LIMITS OF USE
The allowed maximum pressure in the system is 1 MPa (10 bar).
The minimum pressure at suction shall be:
- 0.05 bar for medium at 50°C
- 0.40 bar for medium at 80°C
Relative humidity of the air: max 95%
Water (medium)
5-110°C (Ego B: 5-65°C)
7. INSTALLATION, DISMANTLING AND TRANSPORT
7.1 GENERAL ARRANGEMENT FOR INSTALLATION
• The pump must be mounted with electromotor shaft in horizontal position.
Allowed and forbidden positions are shown in fig. 3.1
Ego (B) -/40
Unregulated mode Regulated mode
[W]
9
15
21
WORKING TEMPERATURE
Working outside of recommended conditions
can shorten life time and nullify the warranty.
Ego (B) -/60
Unregulated mode
[W] [W]
4-36 12
5-36 24
7-36 36
Ambient Temperature
Ego (B) -/80
Regulated mode Unregulated mode
[W] [W]
6-57 21
5-57 36
8-57 57
0-40°C
GB
13