SET-3A Omron, SET-3A Datasheet - Page 63

• Manufacturer Part Number: SET-3A
• Description: CONVERTER CURRENT 1-80A FOR SAO
• Manufacturer: Omron
• Series: SAOr

Specifications of SET-3A

• Accessory Type: Current Converter
• For Use With/related Products: SAO Series
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: SET3A

In a Three-phase, V Network 1
Set the operating current to be 0.3 to 0.35 times the heater current.
Close the SW
indicator remains off.
Turn off SW1 and confirm that the alarm indicator comes on, and that
the output relay operates.
K2CU-F, K2CU-P
The operation of the heater burnout detector can be easily checked as follows:
In a Single-phase Circuit
Set the operating current to be 0.55 to 0.6 times the heater current.
Close the contactor with switch SW
alarm indicator remains off.
Turn off SW
the output relay operates.
1
and confirm that the alarm indicator comes on, and that
2
with switch SW
K2CU-F
S
S
1
1
2
turned on. Confirm that the alarm
SW
Heater
SSR
1
1
turned on. Confirm that the
SW
2
In a Three-phase, V Network 2
Set the operating current to be 0.6 times the heater current (of the
phase connected between terminals 1 and 2, or the one passed
through the window of the window-type Current Transformer of the
heater burnout detector).
Close the SW
indicator remains off.
Turn off SW1 and confirm that the alarm indicator comes on, and that
the output relay operates.
Heater Element Burnout Detector
SW
S
S
SW
1
1
2
1
Heater
2
SSR
Heater
with switch SW
K2CU-F
Contactor
S
S
1
2
SW
1
2
turned on. Confirm that the alarm
SW
1
K2CU-F
K2CU
Heater
Contactor
8
1
2
K2CU-P
6
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