technical data
vacon 21
Local contacts: https://www.danfoss.com/en/contact-us/contacts-list/
4
Vibration
EN50178/EN60068-2-6
Shock
EN50178, EN60068-2-27
UPS Drop Test (for applicable UPS weights)
Storage and shipping: max 15 G, 11 ms (in package)
Heat loss
P
loss
[kW]
approx.
P
mot
[kW] × 0.02
Cooling air required
FI9 1150 m
3
/h, FI10 1400 m
3
/h,
FI12 2800 m
3
/h, FI13 4200 m
3
/h, FI14 2×4200 m
3
/h
Unit enclosure class
IP00/Open type standard size in the kW/HP range
EMC
(at default
settings)
Immunity
IEC/EN 61800-3:2004+A1:2012, second
environment
Noise level
Average noise level
(cooling fan) in dB(A)
FI9: 76
FI10: 74
FI12: 76
FI13: 81
FI14: 2*81 (2*FI13)
Safety
standards
IEC/EN 61800-5-1, UL 508C, CSA C22.2 No.274
T-level, see chapter 2.2.3.
Approvals
CE, cULus, RCM, KC, EAC, UA. (See the nameplate
of the drive for more approvals.)
Marine approvals: LR, BV, DNV, GL, ABS, RMRS,
CCS,KR.
Control
connections
Analogue input voltage
i
= 200k
, (
Resolution 0.1%, accuracy ±1%
Analogue input current
i
= 250
differential
Digital inputs (6)
Auxiliary voltage
+24V, ±15%, max. 250mA
Output reference voltage
+10V, +3%, max. load 10mA
Analogue output
R
L
max. 500
; Resolution 10 bit;
Accuracy ±2%
Digital outputs
Open collector output, 50mA/48V
Relay outputs
2 programmable change-over relay outputs
Switching capacity: 24VDC/8A, 250VAC/8A,
125VDC/0.4A
Min.switching load: 5V/10mA
Protections
Overvoltage protection
Undervoltage protection
NX_5: 911VDC; NX_6: 1200VDC
NX_5: 333VDC; NX_6: 461 VDC
Earth fault protection
In case of earth fault in motor or motor cable, only
the inverter is protected
Motor phase supervision
Trips if any of the output phases is missing
Overcurrent protection
Yes
Unit overtemperature
protection
Yes
Motor overload protection
Yes
Motor stall protection
Yes
Motor underload
protection
Yes
