Thermo Scientific 3911 Operating Manual page 55

Electrical Data
IP protection system
Protection class
Overvoltage category
according to IEC
60364-4-443
Ambient conditions
Ambient Temperature
Range
Max. rel. humidity in ser-
vice at or below 32°C, non
condensing
Storage temperature range
Max. humidity in storage,
non condensing
Post-transport acclimation
time
Noise level (measuring
point: device-distance of
the front side1,0m,
height=1,6m)
Heat load to the environ-
ment
Site conditions
Maximum altitude above sea
level
Minimum side clearance
Minimum front clearance
Minimum back wall clear-
ance
Minimum top clearance
Forma
Unit
(PE-connected)
Unit
°C (°F)
% r.F.
°C (°F)
% r.F.
h
dB(A)
W /
BTU
hour
Unit 39011
m/y
NN
mm/in
mm/in
mm/in
mm/in
Continuing research and improvements may result in specification changes at any time. Performance plus or
minus the least significant digit unless otherwise specified.
39011 3913
I
39011 3913
16 - 32 (61 - 90)
20 - 60 (68 - 140)
? 48
1750 / 6000
Models
3913
2000/2187
150 / 5.9
1100 / 43.3
250 / 9.8
250 / 9.8
Specifications |
Models
3940 3949
IP 20
II
Models
3940 3949
55
90
3
--
1750 / 6000
3940 3949
Model 3900 Series | 12-5
Chapter 12