Relay contact ratings (terminals 1-9 of tb1), Cbb contact ratings (terminals 10-12 of tb1) – Rockwell Automation 1608M MegaDySC User Manual, 800 - 2400 A User Manual
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Rockwell Automation Publication 1608M-UM002A-EN-P - September 2013
Chapter 3
Communications
Figure 6 - Schematic Diagram—Customer Contacts (TB1)
Relay Contact Ratings (Terminals 1-9 of TB1)
Relays ratings are:
•
110-277VAC
10A continuous, 16A short time
•
110-120VAC
1/3 hp max
•
220-250VAC
1/2 hp max
•
28VDC
10A continuous, 16A short time
•
Min. recommended load: 100mA @ 5VDC or 0.5 W
CBB Contact Ratings (Terminals 10-12 of TB1)
•
110-600VAC
6A
•
24-48 VDC
2.5A
•
125-250 VDC
0.5A
Remote Bypass Customer-Provided Contact Rating
(Terminals 14-15 of TB1)
The customer-provided contact must be rated for at least 120VAC. Coil power is
2 VA at 120 VAC (17 mA)
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
TB1
ALM-NC
ALM-C
ALM-NO
OK-NC
OK-C
OK-NO
SAG-NC
SAG-C
SAG-NO
CBB-NC
CBB-C
CBB-NO
Not used
120VAC
BP
K4
6A
F12
120VAC
BP Neut
CBB-NC
CBB-NO
K3-NC
K3-NO
K2-NC
K2-NO
K1-NC
K1-NO
Customer-provided contact:
Close to activate Bypass
}
}
}
}
ALARM
OUTPUT OK
SAG EVENT
CBB STATUS
(status as shown when
CBB is open/OFF)
CUSTOMER SIDE