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Etanorm SYA
Written by Administrator    Monday, 11 October 2010 04:50    PDF Print E-mail

Etanorm SYA Type Series Booklet
1220.5-10 G3
Fields of Application

Etanorm SYA pumps are used in heat transfer systems
(DIN 4754) or in hot water circulation systems.		 Designation

Type series Etanorm -----> EN

Pump size, e.g. -----> 80-160

Actual impeller diameter - 100 mm,
e.g. 166 mm = -----> 66

(impellers with inclined cut back vane tips, e.g.
Etanorm 80-160
actual diameter 162/139 mm)= ---> (6239)

Casing material nodular cast iron JS1025 2) ---> S
Thermal oil/Hot water variant -------> Y
_ Accessories

Drive 4)
Surface-cooled KSB-IEC three-phase squirrel cage motor
Winding: up to 2.2 kW 220-240 V/380-420 V
for 3 kW and above 380-420 V/660-725 V
Design: IM B3
Enclosure: IP 55
Thermal class: F with temperature sensors: 3 PTC
thermistors
Operating mode: continuous operation S1
or
surface-cooled three-phase squirrel cage motor as described
above, but West European brand to KSB’s choice.
Design

Horizontal volute casing pump, single-stage, with ratings and
main dimensions to EN 733, with bearing bracket, in back
pull-out design.
Volute casing and impeller with replaceable wear rings.
Volute casing with integrally cast pump feet.		 Coupling
Flexible coupling with/without spacer sleeve
Bearings

Coupling side: grease-lubricated deep-groove ball bearing
Impeller side: product-lubricated carbon bearing		 Contact guard
Coupling guard as per EN 294.
Shaft Seal

Mechanical seal to DIN 24960		 Baseplate

Sectional steel / folded steel plate for the complete unit (pump
and motor) in torsion-resistant design
4) If the electric motor is supplied by the customer, the cooling air must flow
in axial direction towards the pump side!
Air velocity ≥ 3 m/s, measured at the drive-end bearing end plate
Materials

Volute casing Nodular cast iron JS1025 2)
Discharge cover Nodular cast iron JS1025 2)
Shaft Chrome steel 1.4021.05 HRC 55
Impeller Grey cast iron JL1040 3)
Casing wear rings Grey cast iron GG
Bearing bracket Nodular cast iron JS1025 2)
2) to EN 1563: GJS-400-18-LT
3) to EN 1561: GJL-250