Climate control

Climate control – 19" fan racks
19" fan 1 U,
speed-controlled and monitored
19" fan racks
Noise optimisation through temperature-dependent speed
control
Temperature range selectable 20 ... 40 °C and 30 ... 50 °C
External sensor (with sensor break max. speed.)
Function monitoring with LEDs and via potential-free contacts
Contact protection in accordance with EN 292.
01198001
Delivery comprises (assembled and wired)
Item Qty Description
1 1 Front panel 1 U, aluminium 3 mm, anodised
2 1 Case with grille, 1 mm steel, AIZn
3 3 DC-fan
4 1 Connection lead, cable length 2.5 m, open end
5 1 Temperature sensor, NTC resistor, cable length 1.5 m
Order Information
Description
Order no.
19" fan 1 U, speed-controlled and monitored 10713-099
Filter mat for 19" fan unit, 3 pieces, please order
separately
60713-169
Control range
KTA43398
Technical data of the individual fans
Voltage
24 V DC
Air capacity in m 3 /h 80...170
Noise level per fan in dB (A) max. 45
Max. stat. pressure in PA max. 70
Max. ambient temperature in °C 65
Power consumption in W 5.3
Monitoring signal
KTA43399
Technical data Control / monitoring
Control range Change-over switch from 20...40 °C to 30...50 °C
Sensor
External, NTC resistor, cable length 1.5 m
Sensor connection Rear plug-in contact, with sensor break max.
speed
Signal for
Speed 60, 20% nominal speed;
switch-on delay 60, 4 s, signal delay 60, 1 s
(see 'Monitoring signal')
Signalling
Display via LEDs
Potential-free contact (changeover contact),
power 20 W, voltage max. 100 V
Open collector available on request
For further information www.schroff.biz/oneClick
oneClick code = Order no.
n = speed, S = signal, n A = speed threshold value "alarm"
KTA43400
2.10
UK 08/2003
For further information ... www.schroff.biz