Accessories • Power connectors
250
Power Panel 500 user's manual V1.40
2 Power connectors
2.1 0TB103.9x
2.1.1 General information
This single-row, 3-pin 0TB103 terminal block is used to connect the voltage supply.
2.1.2 Order data
Model number
Short description
Figure
Terminal blocks
0TB103.9
Connector 24 VDC - 3-pin female - Screw clamps 3.31 mm²
0TB103.91
Connector 24 VDC - 3-pin female - Cage clamps 3.31 mm²
Table 189: 0TB103.9, 0TB103.91 - Order data
2.1.3 Technical data
Information:
The following characteristics, features and limit values only apply to this accessory and can deviate
from those specified for the complete system. The data specifications for the complete system take
precedence over those of individual components.
Product ID
0TB103.9
0TB103.91
General information
Certification
CE
Yes
cULus
Yes
cULus HazLoc Class 1 Division 2
Yes
1)
GL
Yes
2)
Terminal block
Note
Protected against vibration by the screw flange
Nominal values according to UL
Number of pins
3 (female)
Type of terminal clamp
Screw clamps
Cage clamps
3)
Cable type
Only copper wires (no aluminum wires!)
Distance between contacts
5.08 mm
Connection cross section
AWG wire
26 to 14 AWG
26 to 12 AWG
Wire end sleeves with plastic covering
0.20 to 1.50 mm²
Solid wires
0.20 to 2.50 mm²
Fine strand wires
0.20 to 1.50 mm²
0.20 to 2.50 mm²
With wire end sleeves
0.20 to 1.50 mm²
Tightening torque
0.4 Nm
-
Electrical characteristics
Nominal voltage
300 V
Nominal current
4)
10 A / contact
Contact resistance
≤5 mΩ
Table 190: 0TB103.9, 0TB103.91 - Technical data
1)
Yes, although applies only if all components installed within the complete system have this certification and the complete system itself carries the corresponding
mark.
2)
Yes, although applies only if all components installed within the complete system have this certification.
3)
Cage clamp terminal blocks cannot be used side-by-side.
4)
The limit data for each I/O module must be taken into consideration.
