SLT-300 BEL
Document overview
- PDF pages: 2
Technical content
Page 1

Chassis Mount
SLT Series
Isolated 277 V / 120 V Step down Transformers
Allows Installers to Derive a Fully Isolated 120 V Source from a 277 V Line
Ideal for power task lighting and service receptacles.

General Specifications
- Power - 300, 450, 600, and 1000 VA ratings
- Dielectric Strength - 4000 V
- Primary: 277 V, 60 Hz
- Secondary: 120 V with taps at 115 V and 125 V for high/low line adjustment
- Insulation System - UL 1446 Class F (155° 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 connections
- 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
RoHS
Compliant
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Page 2
SLT Series Datasheet
Part Number Selection
| Part Number | VA | Sec RMS |
|---|---|---|
| Size | Rating | |
| SLT-300 | 300 | 120 V @ 2.5 A |
| SLT-450 | 450 | 120 V @ 3.8 A |
| SLT-600 | 600 | 120 V @ 5.0 A |
| SLT-1000 | 1000 | 120 V @ 8.33 A |
Mechanical Specifications
| Part Number | L | W | H | A | B | C | ML | MW | Mounting Screw | Weight |
|---|---|---|---|---|---|---|---|---|---|---|
| Inches (mm) | lbs (kg) | |||||||||
| SLT-300 | 4.20 (106.68) | 4.08 (103.51) | 3.75 (95.3) | 1.33 (33.8) | 0.62 (15.9) | 3.12 (79.4) | 2.50 (63.5) | 3.12 (79.4) | #10 | 7.0 (3.18) |
| SLT-450 | 4.46 (113.28) | 4.33 (110) | 4.50 (114.3) | 1.33 (33.8) | 0.75 (19.1) | 3.75 (95.3) | 3.00 (76.2) | 3.25 (82.6) | #10 | 11.0 (5) |
| SLT-600 | 4.46 (113.28) | 5.08 (129.03) | 4.50 (114.3) | 1.33 (33.8) | 0.75 (19.1) | 3.75 (95.3) | 3.00 (76.2) | 4.06 (103.2) | #10 | 14.3 (6.49) |
| SLT-1000 | 4.89 (124.20) | 5.70 (144.78) | 5.25 (133.4) | 1.33 (33.8) | 0.87 (22.2) | 4.37 (111.1) | 3.50 (88.9) | 4.68 (119.1) | 1/4” | 22.0 (10.0) |


For lower voltage applications contact: techhelp@signaltransformers.com
RoHS
Compliant
Custom versions available upon request.
128 Atlantic Avenue, Lynbrook, NY 11563
Toll Free 866-239-5777 | Tel 516-239-5777 | Fax 516-239-7208 sales@signaltransformer.com | techhelp@signaltransformer.com
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© 2019 Signal Transformer
Specifications subject to change without notice
SLT Series 12.19