Cut Sheet

V7-T3-128 Volume 7—Logic Control, Operator Interface and Connectivity Solutions CA08100008E—July 2015 www.eaton.com
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3.6
Control Relays and Timers
Solid-State Relays
Temperature Derating Curves
10 Amp Styles
25 Amp Styles
40 and 50 Amp Styles
75 Amp Styles
Load Current (amps rms)
16
14
12
10
8
6
4
2
20° 40°
60°
80° 100°
Max. Ambient Temperature (°C)
6" x 6" x 1/8" aluminum plate
Free air mounting
0
Heat sink
with 1°C/W
thermal
resistance
Load Current (amps rms)
40
35
30
25
20
15
10
5
20° 40°
60°
80° 100°
Max. Ambient Temperature (°C)
Mounted on heat sink with
1°C/W thermal resistance
(sink to ambient)
5" x 6" x 1/8"
aluminum
plate
1.5°C/W
Load Current (amps rms)
90
80
70
50
40
30
20
10
20° 40°
60°
80° 100°
Max. Ambient Temperature (°C)
Mounted on heat sink with
1°C/W thermal resistance
0
0.14°C/W (50A)
5" x 6" x 1/8"
aluminum plate
Load Current (amps rms)
75
60
45
40
30
20
10
20° 40°
60°
80°
Max. Ambient Temperature (°C)
0
30°0° 10° 70°
50°
90
95
100
105
110
Max. Allowable Temperature
5" x 6" x 1/8"
aluminum plate
0.14°C/W