Danfoss Metasys N2 Programming Guide

•
MCT 10 Set-up Software Operating Instructions
enables the user to congure the frequency
converter from a Windows
™
-based PC
environment.
•
Danfoss VLT
®
Energy Box software at
www.danfoss.com/BusinessAreas/DrivesSolutions,
then select PC Software Download.
•
VLT
®
HVAC Drive BACnet, Operating Instructions.
•
VLT
®
HVAC Drive Metasys, Operating Instructions.
•
VLT
®
HVAC Drive FLN, Operating Instructions.
Danfoss technical literature is available in print from local
Danfoss Sales Oces, or as electronic copies at:
www.vlt-drives.danfoss.com/Products/Detail/Technical-
Documents---contextless/
1.1 Denitions
1.1.1 Frequency Converter
I
VLT, MAX
Maximum output current.
I
VLT, N
Rated output current supplied by the frequency converter.
U
VLT, MAX
Maximum output voltage.
1.1.2
Input
Control command
Start and stop the connected motor with LCP and digital
inputs.
Functions are divided into 2 groups.
Functions in group 1 have higher priority than functions in
group 2.
Group 1
Reset, coast stop, reset and coast stop, quick stop,
DC brake, stop, the [OFF] key.
Group 2 Start, pulse start, reversing, start reversing, jog,
freeze output.
Table 1.3 Function Groups
1.1.3
Motor
Motor running
Torque generated on output shaft and speed from 0 RPM
to maximum speed on motor.
f
JOG
Motor frequency when the jog function is activated (via
digital terminals).
f
M
Motor frequency.
f
MAX
Maximum motor frequency.
f
MIN
Minimum motor frequency.
f
M,N
Rated motor frequency (nameplate data).
I
M
Motor current (actual).
I
M,N
Rated motor current (nameplate data).
n
M,N
Nominal motor speed (nameplate data).
n
s
Synchronous motor speed
n
s
=
2 × par . 1 − 23 × 60s
par . 1 − 39
n
slip
Motor slip.
P
M,N
Rated motor power (nameplate data in kW or hp).
T
M,N
Rated torque (motor).
U
M
Instantaneous motor voltage.
U
M,N
Rated motor voltage (nameplate data).
175ZA078.10
Pull-out
rpm
Torque
Illustration 1.1 Break-away Torque
Break-away torque
η
VLT
The
eciency of the frequency converter is dened as the
ratio between the power output and the power input.
Start-disable command
A stop command belonging to Group 1 control commands
- see Table 1.3.
Stop command
A stop command belonging to Group 1 control commands
- see Table 1.3.
Introduction
VLT
®
HVAC Drive FC 102
6 Danfoss A/S © 03/2015 All rights reserved. MG11CE02
1
1

Danfoss Metasys N2 Specifications

General

Brand	Danfoss
Model	Metasys N2
Category	DC Drives
Language	English