SMA CLUSTER CONTROLLER Installation - Manual (Page 31)

Connection Cable requirements
Grounding ☐ Conductor cross-section: 2.5 mm 2 (14 AWG)
☐ Maximum cable length: 30 cm (11 in)
Voltage supply ☐ Number of insulated conductors: at least two
☐ Conductor cross-section: 0.2 mm
2 to 2.5 mm 2 (32 AWG to
14 AWG)
☐ Maximum cable length: 3 m (9.8 ft)
Digital inputs ☐ Number of insulated conductors: at least two
☐ Conductor cross-section: 0.2 mm
2 to 1.5 mm 2 (32 AWG to
16 AWG)
☐ Maximum cable length: 30 m (98 ft)
Digital outputs ☐ Number of insulated conductors: at least two
☐ Conductor cross-section: 0.2 mm
2 to 1.5 mm 2 (32 AWG to
16 AWG)
☐ Maximum cable length: 30 m (98 ft)
Analog inputs, analog out-
puts and temperature inputs
(wire) ☐ Conductor cross-section: 1.5 mm 2 (16 AWG)
☐ Cable length: 32 cm (12 in)
Analog Inputs
(connection cable) ☐ Number of insulated conductors: at least two
☐ Shielding: yes
☐ Conductor cross-section: 0.2 mm
2 to 1.5 mm 2 (32 AWG to
16 AWG)
☐ Maximum cable length: 30 m (98 ft)
Analog outputs
(connection cable) ☐ Number of insulated conductors: at least two
☐ Shielding: yes
☐ Conductor cross-section: 0.2 mm
2 to 1.5 mm 2 (32 AWG to
16 AWG)
☐ Maximum cable length: 3,000 m (9,840 ft)
6 Connection and Commissioning SMA Solar Technology AG / SMA America, LLC
Installation Manual 31 ClusterController-IA-en-14