Danfoss VLT AHF 005 User Manual

Maximum voltage
±20 V
Current mode
Switch S201/S202 = ON (I)
Current level
0/4 to 20 mA (scaleable)
Input resistance, R
i
Approximately 200 Ω
Maximum current
30 mA
Resolution for analog inputs
10 bit (+ sign)
Accuracy of analog inputs
Maximum error 0.5% of full scale
Bandwidth
100 Hz
The analog inputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
Mains
Functional
isolation
PELV isolation
Motor
DC-bus
High
voltage
Control
+24 V
RS485
18
37
e30ba117.11
Illustration 75: PELV Isolation
10.6.12 Control Card, RS485 Serial Communication
Terminal number
XD2.2 (P,TX+, RX+), XD2.3 (N,TX-, RX-)
Terminal number XD2.1
Common for terminals XD2.2 and XD2.3
The RS485 serial communication circuit is galvanically isolated from the supply voltage (PELV).
10.6.13 Control Card Performance
Scan interval
1 ms
10.7 Filter Specifications
10.7.1 Passive Harmonic Filter Specifications
Phase imbalance
Maximum of 3%
Voltage variation
+10%–15%
Nominal frequency
-2%, +2% (of 50 Hz or 60 Hz) when PHF is installed
Overload capability
150% for 60 s in a period of 10 minutes
Maximum inrush current, drive side
Maximum 5xI
nom drive
Maximum inrush current, PHF input side
Maximum 2xI
nom drive
Power derating
Same as drive
Table 102: Displacement Power Factor (Cos Phi)
Load [%]
Automatic capacitor control [p.u.]
(1)(2)
Capacitor always connected [p.u.]
(1)
Capacitor always open [p.u.]
(1)
10
1.000
-0.790
1.000
25
-0.830
-0.830
0.990
50
-0.996
-0.996
0.950
AQ262141314214en-000301 / 130R0880 | 165Danfoss A/S © 2021.11
Specifications
VLT® HVAC Drive FC 102
Operating Guide

Danfoss VLT AHF 005 Specifications

General

Brand	Danfoss
Model	VLT AHF 005
Category	DC Drives
Language	English