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LRR 1-52, LRR 1-53, URB 55 - Installation & Operating Manual -
850645-01
Technical data - LRR 1-52, LRR 1-53
Indicators and controls
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1 x multicolour LED (orange, green, red)
◆
orange = power up
◆
green = running
◆
red = malfunction
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1 x 4-pole code switch for setting the controller group and baud rate
Protection class
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II double insulated
IP rating to EN 60529
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Housing: IP 40
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Terminal strips: IP 20
Electrical safety
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Degree of contamination 2 for installation in control cabinet with protection rating IP 54
Admissible ambient conditions
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Service temperature:
- 10 °C – 55 °C (0 °C – 55 °C at power-on)
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Storage temperature:
- 20 °C – 70 °C *
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Transport temperature:
- 20 °C – 80 °C (< 100 hours) *
■
Air humidity:
max. 95 %, non-condensing
* Only switch on after a 24-hour defrosting period
Housing
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Housing material: Lower section of black polycarbonate (glass-fibre reinforced), front of grey
polycarbonate
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2 x 15-pole terminal strips, removable separately
■
Max. cross-section per screw terminal:
◆
1 x 4.0 mm
2
solid, or
◆
1 x 2.5 mm
2
stranded with sleeve, or
◆
2 x 1.5 mm
2
stranded with sleeve
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Housing attachment: Mounting clip on support rail TH 35 (to EN 60715)
Weight
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Approx. 0.5 kg