P
RODUCT
DATA
Honeywell
• 64
7
7.2
SmartVFD HVAC - technical data
Mains connection
Input voltage U
in
208...240V; 380…480V; -10%…+10%
Input frequency
47…66 Hz
Connection to mains
Once per minute or less
Starting delay
4 s (MR4 to MR6); 6 s (MR7 to MR9)
Motor connection
Output voltage
0-U
in
Continuous output
current
I
L
:Ambient temperature max. +104°F,
overload 1.1 x I
L
(1 min./10 min.)
Starting current
I
S
for 2 s every 20 s
Output frequency
0…320 Hz (standard)
Frequency resolution 0.01 Hz
Control
characteristics
Switching frequency
(see parameter
M3.1.2.1)
1.5…10 kHz;
Defaults: 6 kHz (MR4-6), 4 kHz (MR7), 3
kHz (MR8-9)
Automatic switching frequency derating in
case of overheating
Frequency reference
Analogue input
Panel reference
Resolution 0.1% (10-bit), accuracy ±1%
Resolution 0.01 Hz
Field weakening point 8…320 Hz
Acceleration time
0.1…3000 sec
Deceleration time
0.1…3000 sec
Ambient conditions
Ambient operating
temperature
I
L
: -10°C (no frost)…+40°C
Storage temperature
-40°F…+158°F
Relative humidity
0 to 95% R
H
, non-condensing, non-corro-
sive
Air quality:
chemical vapours
mechanical particles
IEC 60721-3-3, unit in operation, class 3C2
IEC 60721-3-3, unit in operation, class 3S2
Altitude
100% load capacity (no derating) up to
1,000 m
1-% derating for each 100m above 1,000m
Max. altitudes:
208...240V:
4,500m (TN and IT systems)
380...480V:
4,500m (TN and IT systems)
Voltage for I/O signals:
Up to 2,000m : Allowed up to
240V
2,000m...4,500m: Allowed up to
120V
Содержание SmartVFD HVAC MR4
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