17
LRR 1-52, LRR 1-53, URB 55 - USA - Installation & Operating Manual -
850703-00
Technical data for the LRR 1-52, LRR 1-53
Indicators and controls
■
1 x multicolor LED (amber, green, red)
◆
amber = power up
◆
green = running
◆
red = malfunction
■
1 x 4-pole code switch for configuring the conductivity controller.
Protection
■
Terminal box: IP40 according to EN 60529
■
Terminal strips: IP20 according to EN 60529
■
As a UL open type, the equipment must be installed in a control cabinet.
Electrical safety
■
Pollution degree 2, overvoltage category II according to UL 60730-1
Admissible ambient conditions
■
Service temperature: 14 ° - 122 °F (-10 ° - 50 °C) [at power-on 32 ° - 122 °F (0 ° - 50 °C)]
■
Storage temperature: -4 ° - 158 °F (-20 ° - 70 °C) *
■
Transport temperature: -4 ° - 176 °F (-20 ° - 80 °C) (< 100 hours) *
■
Air humidity:
Max. 95%, non-condensing
* Only switch on after a defrosting period of 24 hours
Terminal box
■
Terminal box material: Lower section of black polycarbonate (glass-fiber reinforced), front of
gray polycarbonate
■
2 x 15-pole terminal strips, removable separately
■
Max. wire size per screw terminal:
◆
1 x AWG12 (4.0 mm
2
) solid, or
◆
1 x AWG14 (2.5 mm
2
) stranded with sleeve, or
◆
2 x AWG16 (1.5 mm
2
) stranded with sleeve
■
Terminal box attachment: Mounting clip on support rail TH 35 (according to EN 60715)
Weight
■
Approx. 1.1 lb (0.5 kg)
Other information
■
Incorporated type 1 action operating control
■
Pollution degree 2, impulse voltage DC supply = 500 V, AC output = 2500 V
Summary of Contents for LRR 1-52
Page 69: ...69 LRR 1 52 LRR 1 53 URB 55 USA Installation Operating Manual 850703 00 For your notes ...
Page 70: ...70 LRR 1 52 LRR 1 53 URB 55 USA Installation Operating Manual 850703 00 For your notes ...
Page 71: ...71 LRR 1 52 LRR 1 53 URB 55 USA Installation Operating Manual 850703 00 For your notes ...
