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3. Connect the grounding conductor to the
grounding terminal. Observe the position of the
terminal (see Section 6.1, page 25). Observe
the order given below and hand-tighten the
fastening screw (torque: 0.8 Nm):
• Fastening screw
• Split lock washer
• Washer
• Ring terminal lug with grounding conductor
• Washer
• Tooth lock washer
Connecting the Power Supply Unit
Additionally required material (not included in the scope of delivery):
☐ 1 power supply unit (see Section 10 "Accessories", page 82)
☐ 1 AC connection cable
☐ 1 cable for connecting the power supply unit to the Cluster Controller (see Section 6.3 "Cable
Requirements", page 28)
If you are not using the top-hat rail power supply unit available as an accessory for the
Cluster Controller, the power supply unit you are using must meet the requirements detailed below.
Requirements for the power supply unit:
☐ Maximum output current including short circuit: 8 A
☐ Maximum output apparent power: 100 VA
☐ DC output voltage: 24 V
☐ Nominal current: minimum 1.8 A
Requirement:
☐ The connection cable must be prepared for connection to the multipole plug (see Section 6.5,
page 30).
Installation Manual
6 Connection and Commissioning
ClusterController-IA-en-15
33
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