SIEMENS
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Siemens IC 10 · 2017
Coupling Relays
LZS coupling relays with plug-in relays
5
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Technical specifications
1)
AC voltages, 50 Hz; for 60 Hz operation, the lower response value must be
increased by 10 %; the power loss will decrease slightly.
More information
Technical specifications,
see
Manuals,
Relay type
LZX:RT print relay, 8-pole,
(12.7 mm) 1 CO / 2 CO
LZX:PT industrial relay, 8-, 11- and 14-pole,
(22.5 mm) 2 CO / 3 CO / 4 CO
General data
Dimensions (W x H x D)
• LZS:RT.A4 / LZS:PT.A5
mm
15.5 x 78 x 71
28 x 74 x 72
• LZS:RT.B4 / LZS:PT.B5
mm
15.5 x 77 x 71
28 x 77 x 79
• LZS:RT.D4 / LZS:PT.D5
mm
15.5 x 98 x 71
28 x 98 x 79
Rated control supply voltage
U
s
1)
V
24 DC
24 AC
115 AC
230 AC
24 DC
24 AC
115 AC
230 AC
Rated insulation voltage
U
i
V
250
(Pollution degree 3)
Overvoltage category
Acc. to IEC 60664-1
III
Protective separation
Between coil and contacts
Acc. to IEC 60947-1, Appendix N
Up to 250 V (with plug-in base LZS:RT78726)
No (for complete units with standard socket)
No
Degree of protection
• Relays
IP67
IP50
• Bases
IP20
Permissible ambient temperature
• During operation
°C
-40 ... +70
• During storage
°C
-40 ... +80
Conductor cross-sections
Connection type
Screw terminals
• Solid
mm
2
2 x 2.5
• Finely stranded with end sleeve
mm
2
2 x 1.5
• Corresponding opening tool
Screwdriver, size 3.0 ... 3.5 mm x 0.5 mm (3RA2908-1A)
Connection type
Plug-in terminals (push-in)
• Solid
mm
2
1 x (0.75 ... 1.5), 2 x (0.75 ... 1.0), 2 x 1.5
• Finely stranded without end sleeve
mm
2
1 x (0.75 ... 1.5), 2 x (0.75 ... 1.0), 2 x 1.5
• Finely stranded with end sleeve
mm
2
1 x (0.75 ... 1.0), 2 x 0.75, 1 x1.5
W
H
D
© Siemens AG 2016