Scotsman MAR 78 Service Manual page 8

Page 8
ICE MAKING CAPACITY
NOTE. The production diagrams herebelow represented can be used as reference, since the data
indicated have been obtained with a air/water cooled condensing unit equipped with a hermetic
compressor type DORIN K500 CS providing - 8250 Kcal/hr at -20 ° C Refrigerating capacity.
AIR COOLED UNITS
Kg.
1700
1600
1500
1400
1300
1200
1100
38 32 27
WATER TEMPERATURE
Thiner scale ice
Thicker scale ice
IMPORTANT OPERATING REQUIREMENTS:
WATER LEVEL IN DRUM RESERVOIR
WITH WATER PUMP / SPRAY BAR
DRUM ROTATING SPEED
CONDENSING CAPACITY
HEAD PRESSURE SETTING
LOW PRESSURE SETTING
HI-PRESSURE CONTROL SETTING
LO-PRESSURE CONTROL SETTING
WATER PRESSURE CONTROL SETTING
MAX. WATER TEMPERATURE
MIN. WATER TEMPERATURE
MIN. WATER PRESSURE
MAX. WATER PRESSURE
MIN. AMBIENT TEMPERATURE
MAX. AMBIENT TEMPERATURE
MAX. VOLTAGE VARIATION
MAR 208 SPLIT
Set for Fresh water Operation
°C
10
21
10
32
21
38
32
38
°C
21 15 10 5
WATER COOLED UNITS
Kg.
1900
1800
1700
1600
1500
1400
1300
21
38 32 27
WATER TEMPERATURE
90-95 mm
1.05 RPM (thick ice)
1.60 RPM (thin ice)
11000 Kcal/hr (TD 10 ÷ 15 °C)
16 ÷ 18 Bar on air cooled units
16 ÷ 17 Bar on water cooled unit
1.9 Bar
36 Bar
0.2 Bar
0.8 Bar
35 °C
5 °C
1 atm.
5 atm.
5 °C
40 °C
± 10%
Page 8
°C
o
°C
15 10 5