Danfoss VLT User Manual

Par. No. # Parameter description Default value
(SR = Size related)
4 set-up Change during oper-
ation
Conver-
sion index
Type
2-0* DC Brake 2-00 DC Hold/Preheat Current 50 % All set-ups TRUE 0 Uint8 2-01 DC Brake Current 50 % All set-ups TRUE 0 Uint16
2-02 DC Braking Time 10.0 s All set-ups TRUE -1 Uint16
2-03 DC Brake Cut-in Speed [RPM] ExpressionLimit All set-ups TRUE 67 Uint16
2-04
DC Brake Cut-in Speed [Hz] ExpressionLimit All set-ups TRUE -1 Uint16
2-1* Brake Energy Funct. 2-10 Brake Function [0] Off All set-ups TRUE - Uint8 2-11 Brake Resistor (ohm) ExpressionLimit All set-ups TRUE -2 Uint32
2-12 Brake Power Limit (kW) ExpressionLimit All set-ups TRUE 0 Uint32
2-13 Brake Power Monitoring [0] Off All set-ups TRUE - Uint8
2-15 Brake Check [0] Off All set-ups TRUE - Uint8
2-16 AC Brake Max. Current 100.0 % All set-ups TRUE -1 Uint32
2-17 Over-voltage Control [2] Enabled All set-ups TRUE - Uint8
6.2.4 2-** Brakes
VLT
®
HVAC Drive Instruction Manual
6 How to program the adjustable frequency
drive
MG.11.A9.22 - VLT
®
is a registered Danfoss trademark 6-59
6

Danfoss VLT Specifications

General

Frequency	50/60 Hz
Enclosure	IP20, IP21, IP55, IP66
Series	VLT
Control Technique	Flux Vector Control
Output Voltage	0-Vinput
Control Method	Fieldbus
Communication Interface	PROFIBUS, CANopen
Protection Features	Overload, Overvoltage, Undervoltage, Short Circuit, Ground Fault
Cooling Method	Liquid Cooled
Storage Temperature	-25°C to +70°C
Relative Humidity	5-95% non-condensing
Altitude	Up to 1000m (3280ft) without derating, up to 4000m (13120ft) with derating
Operating Temperature	-10°C to +50°C (14°F to 122°F)