Danfoss Metasys N2 Installation Instructions

To order the unit, use the following ordering number:
Model Ordering number
PTU 025, 4 inputs 134B5925
Table 1.2 Ordering Numbers
NOTICE
The PTU 025 unit can be installed in IP55 and IP66
enclosures, and can be connected with the frequency
converter using the C-option interface. This instruction is
applicable for a frequency converter in a standard congu-
ration without any modications.
Safety Instructions
For important information about safety precautions for installation, refer to the product-specic operating guide.
WARNING
DISCHARGE TIME
The frequency converter contains DC-link capacitors, which can remain charged even when the frequency converter is not
powered. High voltage can be present even when the warning LED indicator lights are o. Failure to wait the specied time
after power has been removed before performing service or repair work can result in death or serious injury.
•
Stop the motor.
•
Disconnect AC mains and remote DC-link power supplies, including battery back-ups, UPS, and DC-link connections to
other frequency converters.
•
Disconnect or lock PM motor.
•
Wait for the capacitors to discharge fully. The minimum duration of waiting time is specied in Tab le 1. 3.
•
Before performing any service or repair work, use an appropriate voltage measuring device to make sure that the
capacitors are fully discharged.
Voltage [V] Minimum waiting time (minutes)
4 7 15 20 30 40
200–240 1.1–3.7 kW
(1.50–5 hp)
–5.5–45 kW
(7.5–60 hp)
–––
380–480 1.1–7.5 kW
(1.50–10 hp)
– 11–90 kW
(15–121 hp)
– – 315–1000 kW
(450–1350 hp)
400 – – – 90–315 kW
(121–450 hp)
––
500 – – – 110–355 kW
(150–500 hp)
––
525 – – – 75–315 kW
(100–450 hp)
––
525–600 1.1–7.5 kW
(1.50–10 hp)
– 11–90 kW
(15–121 hp)
–––
690 – – – 90–315 kW
(100– 350 hp)
––
525–690 – 1.1–7.5 kW
(1.50–10 hp)
11–90 kW
(15–121 hp)
–400–1400 kW
(500–1550 hp)
450–1400 kW
(600–1550 hp)
–
Table 1.3 Discharge Time, VLT
®
HVAC Drive FC 102
Installation Instructions
Pressure Transmitter Unit PTU 025
VLT
®
HVAC Drive FC 102
2 Danfoss A/S © 12/2017 All rights reserved. MI08A102

Danfoss Metasys N2 Specifications

General

Brand	Danfoss
Model	Metasys N2
Category	DC Drives
Language	English