WURM NT24 User manual

NT24
Product information
NT24_Vx.x_PI_2018-01_EN Subject to technical changes Page 1 of 4
Front view
Power supply unit for 230V~/24V=
Features
Power supply unit for 230V~ / 24V=
Required for example for AHC-XP, ECA970, TRH-XP, TRS and IMR950

NT24
Product information
Page 2 of 4 Subject to technical changes NT24_Vx.x_PI_2018-01_EN
Writing conventions
Symbol Meaning
CAUTION! Avoid the described hazard: otherwise minor or medium physical injury or
damage to property will result.
WARNING! Avoid the described hazard: otherwise there is danger from electric voltage
that could lead to death or serious physical injury.
For your safety
For safe operation and to avoid personal injury and equipment damage through operating error,
always read these instructions, become familiar with the device, and follow all safety instructions on
the product and in this document, as well as the safety guidelines of Wurm GmbH & Co. KG
Elektronische Systeme. Keep these instructions ready to hand for quick reference and pass them on
with the device if the product is sold.
Wurm GmbH & Co. KG Elektronische Systeme accepts no liability in case of improper use or use for
other than the intended purpose.
Target group These instructions are intended for "service technicians".
Intended use The NT24 is intended as a power supply unit.
WARNING!
Danger to life from electric shock and/or fire!
Switch off the power to the entire plant when installing, wiring or removing! Otherwise a
mains voltage and/or external voltage may still be present even if the control voltage is
switched off!
The wiring of the device should be carried out only by a qualified electrician!
Use only the correct tools for all work!
Check all wiring after connection!
Take note of the maximum loads on all connections!
Never expose the device to moisture, for example due to condensation or cleaning
agents!
Take the device out of operation if it is faulty or damaged and is therefore compromising
safe operation!
Do not open the device!
Do not repair the device yourself! If required, send it in for repair with an exact
description of the fault!
Validity of the documentation
Date
2018-01 Documentation status
This document automatically ceases to be valid if a new technical description is issued.
Manufacturer: Wurm GmbH & Co. KG Elektronische Systeme, Morsbachtalstraße 30, D-42857 Remscheid
For further information, see our website at www.wurm.de

NT24
Product information
NT24_Vx.x_PI_2018-01_EN Subject to technical changes Page 3 of 4
Circuit diagram
Installation
This device is designed for top-hat rail installation.
The housing is a standard size and is also suitable
for installation in fuse boxes, distribution switch
boxes or electric boxes of refrigeration units.
The devices can be positioned immediately next to
one another and without gaps.
Install the module in the vicinity of the controlling field
module.
Place the module with the upper guide edge on the
top-hat rail. Then press it gently downward until it
engages with the fastening safety catch on the rail.

NT24
Product information
Page 4 of 4 Subject to technical changes NT24_Vx.x_PI_2018-01_EN
Technical data
Power supply 230V~, +10% / -15%
Output voltage 24V=, controlled
Output current Max. 250mA, temperature controlled, not reversible
Power output 6W
Ripple < 5%
Dimensions (WxHxD) 53 x 90 x 59mm
Electrical connection Push-in terminals 2.5mm²
Fastening Top-hat rail TH 35-15 or TH 35-7.5 (DIN EN 60715)
Ambient temperature Operation: 0...+55°C, storage: -25...+70°C
Weight About 334g
CE conformity 2014/35/EU (Low Voltage Directive)
EAC conformity TR CU 004/2011
RoHS II