vwr.com I Instruction manual VWR
®
ULT Freezer 352/528 Eco Premium 02/2022
Page 81/86
Chamber size
(referring to the max. quantity of 2” boxes)
352
528
Electrical Data VWR
®
ULT Freezer, UL model (120 V)
IP system of protection acc. to EN 60529
IP
20
20
Nominal voltage (+/- 10%) at 60 Hz power frequency
V
115
115
Current type
1N~
1N~
Nominal power
kW
1.4
1.4
Nominal current
A
11.7
11.7
IEC connector plug and cable
mm /
inch
2000 /
78.7
2000 /
78.7
Power plug
NEMA
5-15 P
5-15 P
Installation category acc. to IEC 61010-1
II
II
Pollution degree acc. to IEC 61010-1
2
2
Internal over-current release category C, 2 poles
A
13
13
Environment-specific data VWR
®
ULT Freezer
(230 V)
Noise level (mean value)
dB (A)
47
47
Energy consumption at -80 °C/ -
112 °F
, with an
ambient temperature of +25 °C /
77°F;
+/- 10%
kWh/day
7,9
8,1
Heat dissipation at set-point -80 °C /
-112 °F
Wh/h
330
340
Filling weight of refrigerant R290 (propane)
(1
st
stage cooling, GWP 3)
kg
0.15
0.15
Filling weight of refrigerant R170 (ethane)
(2
nd
stage cooling, GWP 6)
kg
0.15
0.15
Environment-specific data VWR
®
ULT Freezer, UL model (120 V)
Noise level (mean value)
dB (A)
47
47
Energy consumption at -80 °C/ -
112 °F
, with an
ambient temperature of +25 °C /
77°F;
+/- 10%
kWh/day
7.9
8.1
Filling weight of refrigerant R290 (propane)
(1
st
stage cooling, GWP 3)
kg
0.15
0.15
Filling weight of refrigerant R170 (ethane)
(2
nd
stage cooling, GWP 6)
kg
0.15
0.15
All technical data is specified for chambers with unloaded standard equipment at an ambient temperature
of +22 °C +/- 3°C /
71.6 °F +/- 5.4 °F
and a power supply voltage fluctuation of +/-10. Technical data is
determined in accordance to the manufacturer’s factory standard and DIN 12880:2007.
All indications are average values, typical for chambers produced in series. We reserve the right to
change technical specifications at any time.
26.4 Equipment and options (extract)
To operate the chamber, use only original VWR accessories or accessories / components
from third-party suppliers authorized by VWR. The user is responsible for any risk arising
from using unauthorized accessories.
Regular equipment
Microprocessor controller for temperature
Electronic error auto-diagnosis system with zero-voltage relay alarm output
Ethernet interface for computer communication
USB interface
Safety controller
V technology (vacuum insulation panels)
Powerful, energy-efficient refrigeration system