Signal 277V/120V Stepdown Transformers
SM
Allows Installers to Derive a Fully Isolated 120V Source from a 277V Line
Ideal for power task lighting and service receptacles.
General Specifications
• Power - 300, 450, 600, and 1000VA ratings
• Dielectric Strength - 4000V
• Primary: 277V, 60 Hz
• Secondary:120V with taps at 115V and 125V for high/low line adjustment
• Insulation System - UL 1446 Class F (155º C)
• Leakage Current - <30 uA
• Touch Safe terminals (IP20 type) offer a screw/binding clamp for hard wiring and 3/16”
and 1/4” Fast-On connection
• Flame Rating - UL 94-V0
Agency Certifications:
• UL 1446 File #E66312
• Compliant with the following domestic and international standards
• UL5085-1-2, UL 506, UL 60950, UL 197, UL 1262
• IEC 60950, IEC 61558-2-4, IEC 61010-1
• CSA 22.2 #66-1-2
• VDE 0570, 0605, 0551, 0550
• CE
File #E66312
L
6
5
4
3
A
W
B
1
2
H
0V 1
6
125V
5 120V
4 115V
Modular terminal with 3/16" with
optional 1/4" quick connect and
screw-clamp connection capabilities.
C
Clearance slot (4)
for mounting screw
60Hz
ML
MW
277V 2
3
0V
1
6
Contact techhelp@signaltransformer.com
for lower voltage applications.
Part
Number
VA
Size
300
450
600
1000
Sec RMS
Rating
120V @ 2.5A
120V @ 3.8A
120V @ 5A
120V @ 8.33A
L
W
H
A
Inches
(mm)
B
C
ML
MW
Mounting
Screw
Weight
lbs
(kg)
7.0
(3.18)
11.0
(5)
14.3
(6.49)
22.0
(10.0)
SLT-300
SLT-450
SLT-600
SLT-1000
4.20
(106.68)
4.46
(113.28)
4.46
(113.28)
4.89
(124.20)
4.08
(103.51)
4.33
(110)
5.08
(129.03)
5.70
(144.78)
3.75
(95.3)
4.50
(114.3)
4.50
(114.3)
5.25
(133.4)
1.33
(33.8)
1.33
(33.8)
1.33
(33.8)
1.33
(33.8)
0.62
(15.9)
0.75
(19.1)
0.75
(19.1)
0.87
(22.2)
3.12
(79.4)
3.75
(95.3)
3.75
(95.3)
4.37
(111.1)
2.50
(63.5)
3.00
(76.2)
3.00
(76.2)
3.50
(88.9)
3.12
(79.4)
3.25
(82.6)
4.06
(103.2)
4.68
(119.1)
#10
#10
#10
1/4”
Custom versions available upon request.
©2010 Signal Transformer Inc. Specifications subject to change without notice. 01.10
500 Bayview Avenue, Inwood, NY 11096
Toll Free 866-239-5777 • Tel 516-239-5777 • Fax 516-239-7208
sales@signaltransformer.com • techhelp@signaltransformer.com
www.signaltransformer.com
9A
京公网安备 11010802033920号
EEWORLD
