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10 Technical data
Power supply
Rated supply voltage Us AC 110-120 V, AC 220-240 V
(see lateral type plate)
AC/DC 24 V (no potential separation)
Tolerance voltage Us AC 0,9 Us … 1,1 Us DC 21 ... 30 V
Frequency (AC) 50 / 60 Hz
Tolerance frequency 45 - 62 Hz
Power consumption <2 VA
PTC-resistor connection PTC-sensor according to DIN 44081/82
Number set with 1 ... 6 PTC´s in series
Cut-out-point 3,3 kΩ…3,65 kΩ…3,85 kΩ
Reclosing point 1,7 kΩ…1,8 kΩ …1,95 kΩ
response tolerance of system ±6 °C
Collective resistance cold sensors ≤1,65 kΩ
Terminal voltage (sensors) ≤ 2,5 V at R ≤3,65 kΩ, ≤ 9 V at R =
Terminal current (sensors) <1 mA
Power consumption <2 mW
Relay output EN 60947-5/IEC 947-5
Contacts 1 or 2 change-over contact (co)
Switching voltage max. AC 415 V
Switching current max. 6 A
Switching power AC cos = 1 max. 2000 VA
max. 120 W at DC 24 V
Rated operational current Ie 3 A AC15 250 V ; 2 A DC13 24 V
Recommended fuse 3,15 A gl (slow)
Mechanical contact life 3 x 107operations
Electrical contact life 1 x 105operations at 240 V / 6 A
1 x 106operations at 240 V / 2 A
Factor of reduction at cos=0,3 0,5
UL electrical ratings 250 V ac, 3 A, general use
240 V ac, 1/4 hp, 2.9 FLA
120 V ac, 1/10 hp, 3.0 FLA
C 300
Testing conditions EN 60 947
Rated impulse voltage 4000 V
Overvoltage category III
Contamination level 3 2
Rated insulation voltage Ui 250 V 415 V
Transformer EN 61558-2-6 (VDE 0551)
On-period 100 %
Rated ambient temperature range -20 ... +55 °C
EN 60068-2-2 Dry Heat
EMC - Immunity EN 61000-6-2
EMC - Emission EN 61000-6-3
Vibration resistance EN 60068-2-6 2…25 Hz ±1,6 mm
25 ... 150 Hz 5g
