Samsung AC090FCAPEH Installation Manual page 15

Wiring Diagram of Power Cable
When using ELB for 1 phase and 3 phase
Power Supply
MCCB
ELB
MCCB
Indoor Unit
❋ ❋ The appearance of the unit may be
different from the picture depending on
the model .
• You should connect the power cable into the power cable terminal and fasten it with a clamp .
• The unbalanced power must be maintained within 2% of supply rating .
CAUTION
- If the power is unbalanced greatly, it may shorten the life of the condenser . If the unbalanced power is
exceeded over 4% of supply rating, the indoor unit is protected, stopped and the error mode indicates .
• To protect the product from water and possible shock, you should keep the power cable and the connection
cord of the indoor and outdoor units within ducts . (with appropriate IP rating and material selection for your
application)
• Ensure that main supply connection is made through a switch that disconnects all poles, with contact gap of a
least 3 mm .
• Devices disconnected from the power supply should be completely disconnected in the condition of
overvoltage category .
• Keep distances of 50mm or more between power cable and communication cable .
1 phase
Electrical
component box
3 phase
Communication cable
1(L) 2(N)
Cable tie
Indoor Power
Cable clamp
Main power cable
Communication cable
1(L) 2(N)
Cable tie
Cable clamp
Connection
cord
L N
L1(R) L2(S) L3(T) N
3 Phase 4 Wires power
cable (AC 380V)
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