OPERATING AND MAINTENANCE MANUAL
Chapter 4 - Description
iC 215 ÷ iC 780
21
The data in this manual are not binding and they can be modified by the manufacturer without notice.
Reproduction of this manual is strictly prohibited
EN
ENGLISH
4 . 7 . 2
A x i a l f o r / H E v e r s i o n ( o n l y o n h i g h e f f i c i e n c y m o d e l s , w h e r e e n v i s a g e d )
The /HE version is fitted with extremely low noise, high efficiency fans, with integral inverter motor and EC technology
(with permanent magnets and electronic switching).
4 . 7 . 3
H i g h p r e s s u r e a x i a l f l o w f a n s
These fans are supplied optionally and can be installed exclusively on models iC 520÷780. The fans are high pressure units
with an integral bell mouth made of composite material and inverter type electronic speed control.
4 . 7 . 4
C e n t r i f u g a l
Centrifugal fans are supplied optionally and can be fitted to iC 303÷416 models.
These are double acting fans with the fanwheel coupled directly to the motor shaft and they feature ON/OFF control.
The fans outlet port is located on the top of the unit.
The centrifugal fans feature ON/OFF control for iC 303÷305 and STEP control for iC 408÷416.
4 . 8
C a b i n e t
The entire plinth, the uprights, and the outer panels are made of galvanized carbon steel sheet and are assembled by means of
screws and/or rivets. All panels undergo phosphor degreasing treatment followed by epoxy polyester power coating.
The frame is designed to allow easy access to all components of the unit.
4 . 9
M a t e r i a l s i n c o n t a c t w i t h t h e l i q u i d t o b e c o o l e d
Standard chillers: carbon steel, copper, aluminium, zinc, brass, stainless steel and plastic materials
specifically:
•
evaporator with copper tubes, aluminium fins and galvanized sheet metal shoulders;
•
carbon steel tank.
Chillers with non-ferrous hydraulic circuit (iC 215÷540): stainless steel (AISI 304), copper, brass and plastic materials.
Specifically:
•
with copper tubes and fins and brass shoulders;
•
tank in AISI 304 stainless steel.
Alternatively
•
external plate evaporator;
•
tank in AISI 304 stainless steel.
The pump mechanical seals are in silicon carbide/silicon carbide/EPDM.
4 . 1 0
O v e r a l l d i m e n s i o n s a n d m i n i m u m c l e a r a n c e s w i t h
r e s p e c t t o w a l l s
See the enclosed electrical diagrams.
4 . 1 1
E l e c t r i c a l c i r c u i t
Refer to Chapter 5 “Installation” for information on electrical hook-ups and consult the attached diagrams.
Model
Width
Depth
Height
iC 215÷220
(mm)
(in)
560
22
1265
49.8
794
31.2
iC 303÷305
(mm)
(in)
660
26
1310
51.6
1400
55.1
iC 408÷416
(mm)
(in)
760
29.9
1865
73.4
1447
57
iC 520÷535
(mm)
(in)
865
34
2255
88.8
2065
81.3
iC 538÷540
(mm)
(in)
1150
45.2
2790
110
2091
82.3
iC 640÷660
(mm)
(in)
1255
49.4
3295
129.7
2140
84.2
iC 770÷780
(mm)
(in)
1251
49.2
3350
131.9
2153
84.7