INSPY. 1003. 4138305_03
9
1.2 3,4,5,6 7 8 9 10 11 12 13 14,15
NS 1251 Y ° ° A ° ° ° 00
3.3. DESCRIPTION AND CHOICE OF THE UNIT
Field Code
1, 2 NS
3, 4, 5, 6 Size 1251, 1401, 1601, 1801, 2101, 2401, 1402, 1602, 1802, 2002, 2202
2352, 2502, 2652, 2802, 3002, 3202, 3402, 3602, 3902, 4202, 4502,
4802, 5002, 5202, 5402, 5702, 6003, 6303, 6603, 6903, 7203
7 Compressor
° Standard thermostatic valve - Produced water up to 4 °C
Y Standard thermostatic valve - Produced water up to - 6 °C
X
(1)
Electronic thermostatic valve - Produced water up to - 6 °C
8 Model
° Cooling only
C Condensing system
9 Heat recovery
° Without heat recovery
D Desuperheater (plate heat exchanger)
T Total heat recovery (plate heat exchanger)
10 Version
° Standard
L Standard in silenced version
A High efficiency
E High efficiency, low noise operation
11 coils
° Made of aluminium
R Made of copper
S Tinned copper
V In painted aluminium
12 Fans
° Standard
M Enlarged
J Inverter
13 Power supply
° Standard 400-3-50 Hz with fuses
2 230V-3-50 Hz with fuses *
4 230V-3-50Hz with thermomagnetic switches
* (not available with sizes 1251÷2401, 2352÷7203)
5 500V-3-50 Hz with fuses *
8 400V-3-50Hz with thermomagnetic switches
9 500V-3-50Hz with thermomagnetic switches
** (not available with sizes 1801÷2401, 3402÷7203)
14 - 15 Pumps
00
Without pumps
PA
Pump A
PB
Pump A with reserve pump
PC
Pump B
PD
Pump B with reserve pump
PE
Pump C
PF
Pump C with reserve pump
PG
Pump D
PH
Pump D with reserve pump
PJ
Pump E
PK
Pump E with reserve pump
The models NS5002-5202-5402-
5702 have always and only
electronic thermostatic valve «X»,
there is no mechanical valve ver-
sion. «Y»
(1)