Data Sheet

31
Rights to technical amendments reserved.
Digital astro
s w i t c h i n g c o n t r o l l i n g c o u n t i n g
basic extended premium
123
A
4
N
~
+
8
L
~
-
SC 28.13 pro / paladin 172 413 pro
(1 channel)
123
A
56 7
B
4
N
~
+
8
L
~
-
SC 28.23 pro / paladin 172 423 pro
(2 channels)
44
45
58
63
90
35,8
Digital time switch SC 28.x3 pro
for DIN-rail mounting [paladin 172 4x3 pro]
Order number Channels Time base Special function
SC 28.13 pro paladin 172 413 pro 1 Quartz Astro
SC 28.23 pro paladin 172 423 pro 2 Quartz Astro
Housing colour
Tech n ical d a ta
Supply voltages 230 V, 50–60 Hz
other voltages on request
Power consumption (real power) 0.8–1.8 W (depending on the switching status)
Channel (potential-free) Change-over, contact gap 쏝 3 mm (µ)
Contact material AgSnO
2
Switching capacity per channel 16 A / 250 V앑 at cosϕ=1
10 A with inductive load cosϕ=0.6
Min. switching power 1,000 mW (10 V / 10 mA)
Max. starting current 50 A
Filament Lamp 2,000 W
Halogen Lamp 2,000 W
Fluorescent Lamp uncompensated 1,000 VA
Fluorescent Lamp series compensated 1,000 VA
Fluorescent Lamp parallel compensated 550 VA
Fluorescent Lamp double switch 1,000 VA
Mercury Discharge Lamp uncompensated 4 x 125 W, 2 x 250 W, 1 x 400 W, 1 x 700 W
Mercury Discharge Lamp 6 x 50 W (7 µF), 4 x 125 W (10 µF), 2 x 250 W (18 µF),
parallel compensated 1 x 400 W (25 µF), 1 x 700 W (40 µF)
Sodium Discharge Lamp uncompensated 2 x 250 W, 1 x 400 W
Sodium Discharge Lamp parallel compensated 2 x 150 W (20 µF), 1 x 250 W (32 µF), 1 x 400 W (45 µF)
Compact Fluorescent Lamp convent. lamp ballast 1,000 VA
Compact Fluorescent Lamp electron. lamp ballast 4 x electronic lamp ballast, power independent
Switching functions Astro ON/OFF; Night ON/OFF; Extra ON/OFF
Offset Astro switching time +/– 90 min.
Memory locations 60
Minimum interval 1 min.
Time base Quartz
Power back-up (at 20°C) approx. 10 years (depends on the Lithium-battery life)
Program security unlimited (E
2
-PROM)
Quartz accuracy (at 20°C)  ±0.5 sec./day
Display high resolution LCD (visible area 7.5 cm
2
)
Permitted ambient temperature –30°…+55°C
Enclosure self-extinguishing thermoplastic
Dimensions 45 x 35 x 58 mm
Distribution board mounting 35 mm DIN-rail (DIN EN 60715)
Type of connection Screw terminals (pull-up type)
Type of protection IP 20 to DIN EN 60529
Class of protection II when installed according to regulations
Accessories Data-key DK pro, Programming package PP 50 pro
(not included in delivery)
Certification mark VDE