AHE00041EN 2001
7
Alfa LU-VE is a trademark registered and owned by LU-VE Group.
Alfa LU-VE reserves the right to change specifications without prior notification.
Arctigo IST
IST B
3 5 - 2 s H 8 CU - E X - 50 AL - 7.0 2H5 - L - * - D FRH
1
2
3 4
5 6 7 8
9
10 11
12 13
14
15
16
17
18 19
1
Arctigo industrial air cooler - tunnel cooler
2
Air direction (B=blow-through, D=draw-through)
3
Cooler module size
(3, 3s, 4)
4
Number of fan
s (2x1 to 2x6)
5
Coil geometry (2=square)
6
Short coil module (s)
7
Fan speed (H=high pressure fan)
8
Tube rows in air direction
(3, 4, 6, 8 or 10 ro
ws)
9
Tube material (CU=copper, SS=stainless steel)
10
Application (E=direct expansion, PB=pumped bottom feed, PT=pumped top feed)
11
Refrigerant system (H=HFO/HFC, A=ammonia, X=CO2)
12
Maximum working pressure
13
Fin material (AL=aluminium, EP=precoated aluminium, SWR=sea water resistant aluminium)
14
Fin spacing
(4, 5, 6, 7, 8, 10 and 12 mm)
15
Circuiting code (2H, 1H, 1/2H ... 2D, 1D, 1/2D...)
16
Refrigerant connection side (R=right, L=left - fan side view)
17
Fan motor code
18
Fan connection
19
Option code
3
Product labels
⑤
⑥
⑧
⑦
③
②
⑥
⑥
⑥
④
①
⑨
⑩
1. Nitrogen precharge warning
Units are delivered from the manufacturer
with an overpressure. Check pressure on
the Schrader valve. With unpressurised unit:
Immediate report to manufacturer and note on
bill of delivery.
5.307
ATTENZIONE!
CIRCUITO FRIGORIFERO PRECARICATO CON AZOTO
WARNING!
PRECHARGED REFRIGERANT CIRCUIT WITH NITROGEN
ACHTUNG!
VERLADTER KÄLTEMITTELKREISLAUF MIT STICKSTOFF
ATTENTION!
CIRCUIT FRIGORIFIQUE PRE-CHARGE AVEC AZOTE
BHИМАНИЕ
!
СИСТЕМА ЗАПРАВЛНА АЗОТОМ
