Page 626 - Din prodcuts 2020

5/182 ELECTRICAL INSTALL ATION SOLUTIONS FOR BUILDINGS 2CHC 420 001 C0201

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Protection and safety
SELVTESTER insulation monitoring devices for insulated networks at 24 V AC/DC

Technical features
Network voltage and auxiliary 24 V 50-60 Hz/DC ± 20 %
power supply
5
Max power dissipation 3 VA – 3 W
Measurement current max. 0.5 mA
Internal impedance 50 kohm
Threshold programmable to 10 ÷ 50 kohm (4 levels using microswitches)
Activation delay about 1 second
SELVTESTER
Signals led ON, led ALARM +, led ALARM -
Output for up to 2 QSD-230/24-C, max. 24 V 1 A remote panels
Operating temperature -10 ÷ 60 °C
Storage temperature -20 ÷ 70 °C
H+Line Relative humidity ≤ 95 %
Insulation
2.5 kV 60 sec./4 kV imp. 1.2/50µs
Terminal cross-section 4 mm 2
Protection degree IP20, IP40 when the cover is closed
Modules 3
Weight 200 g
Reference standards IEC 60364-7-710, EN 61326-1, EN 61010-1

SELVTESTER for insulated networks at 24 V AC/DC
It is used to monitor permanently the insulation of safety extremely low voltage circuits
(up to 24 V) especially scialitic lamps.

Function Bbn Order details Price Weight Pack
8012542 1 1 piece unit
piece
EAN Type code Order code kg pc.
Insulation monitoring 884705 SELVTESTER-24 2CSM211000R1511 0.250 1