645SZ450-90-280VAC STRUTHERS-DUNN, 645SZ450-90-280VAC Datasheet - Page 2

• Manufacturer Part Number: 645SZ450-90-280VAC
• Description: SSR, PANEL MOUNT, 480VAC, 280VAC, 50A
• Manufacturer: STRUTHERS-DUNN

Specifications of 645SZ450-90-280VAC

• Control Voltage Range: 90VAC To 280VAC
• Operating Voltage Range: 50VAC To 480VAC
• Load Current: 50A
• Isolation Voltage: 4000Vrms
• Control Voltage Type: AC
• Relay Terminals: Screw

Ordering Code
Series
645
Switching
SCR - CODE S
Turn on
Zero cross - CODE Z
Random turn on CODE R
Load Voltage
480VAC - CODE 4
Maximum Load Current
10, 25, 40, 50, 75 (Amp)
Input Voltage
3-32VDC
90-280VAC
L1
L2
L3
Solid State On/Off Wire Diagram
440VAC
F1
U
R
F2
Motor
S
V
3
645
Motor Relays
F3
W
15 - 75 Amp
T
S
www.struthers-dunn.com
Z or R
+
-
4
(74.6)
2.93
10
(55.4)
2.18
3-32VDC
(47.7)
1.88
Dimensions Shown in inches & (millimeters)
(19.1)
(12.7)
Ø .21
.75
Ø .50
(5.3)
[phone]
Outline Dimensions
(105.1)
(94.6)
3.72
70
65
60
55
50
45
40
35
30
25
20
15
10
4.14
80
75
0
10
Derating Curve
20
30
(5.3)
(21.6)
.21
.83
40
(.5)
.02
50
60
(23.5)
(29.7)
.93
(32.8)
1.17
1.29
70
80
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