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Specifications
Secondary Winding:
1
Isolation Voltage(Vrms):
2.5kV
Primary Winding(s):
1
Secondary Side Voltage:
20V
Output Current:
600mA
Primary Side Voltage:
115V
Mfr. Part #:
241-5-20
Package:
Screw Terminals
Key Attributes
Model Number:
241-5-20
Product Description
Product Overview
The Signal 241 Series Power Transformers are designed for chassis mounting, featuring a split bobbin construction that ensures superior isolation and low capacitive coupling. These transformers are ideal for applications requiring reliable power conversion with enhanced safety features. They are UL recognized and CSA certified, with RoHS compliance.
Product Attributes
- Brand: Signal Transformer (Bel Fuse)
- Construction: Split Bobbin
- Insulation Class: Class B (130 C)
- Agency Certifications: UL recognized to UL 506 / UL 5085-1 (File # E63829), CSA certified to C22.2 #66.1 (File # 221070)
- Compliance: RoHS Compliant
- Customization: Custom versions available upon request.
Technical Specifications
General Specifications:
| Specification | Value |
|---|---|
| Power Rating | 2.4 VA to 100 VA |
| Dielectric Strength | 2500 Vrms Hipot |
| Primary Configurations | Single or dual primaries (115 V or 115/230 V - 50/60 Hz) |
| Secondary Configuration | Single center tapped secondary |
| Terminals | Solder lug / quick connect type terminals |
Part Number Selection:
| Part Number (Single 115 V) | Secondary RMS Rating (Single 115 V) | Part Number (Dual 115/230 V) | Secondary RMS Rating (Dual 115/230 V) | VA Rating |
|---|---|---|---|---|
| 241-3-10 | 10.0 VCT @ 0.25 A | DP-241-3-10 | 10.0 VCT @ 0.25 A | 2.4 |
| 241-3-12 | 12.6 VCT @ 0.20 A | DP-241-3-12 | 12.6 VCT @ 0.20 A | 2.4 |
| 241-3-16 | 16.0 VCT @ 0.15 A | DP-241-3-16 | 16.0 VCT @ 0.15 A | 2.4 |
| 241-3-20 | 20.0 VCT @ 0.12 A | DP-241-3-20 | 20.0 VCT @ 0.12 A | 2.4 |
| 241-3-24 | 24.0 VCT @ 0.10 A | DP-241-3-24 | 24.0 VCT @ 0.10 A | 2.4 |
| 241-3-28 | 28 VCT @ 0.085 A | DP-241-3-28 | 28 VCT @ 0.085 A | 2.4 |
| 241-3-36 | 36 VCT @ 0.065 A | DP-241-3-36 | 36 VCT @ 0.065 A | 2.4 |
| 241-3-48 | 48 VCT @ 0.05 A | DP-241-3-48 | 48 VCT @ 0.05 A | 2.4 |
| 241-3-56 | 56 VCT @ 0.045 A | DP-241-3-56 | 56 VCT @ 0.045 A | 2.4 |
| 241-3-120 | 120 VCT @ 0.02 A | DP-241-3-120 | 120 VCT @ 0.02 A | 2.4 |
| DP-241-4-10 | 10.0 VCT @ 0.60 A | 241-4-10 | 10.0 VCT @ 0.60 A | 6 |
| DP-241-4-12 | 12.6 VCT @ 0.50 A | 241-4-12 | 12.6 VCT @ 0.50 A | 6 |
| DP-241-4-16 | 16.0 VCT @ 0.40 A | 241-4-16 | 16.0 VCT @ 0.40 A | 6 |
| DP-241-4-20 | 20.0 VCT @ 0.30 A | 241-4-20 | 20.0 VCT @ 0.30 A | 6 |
| DP-241-4-24 | 24.0 VCT @ 0.25 A | 241-4-24 | 24.0 VCT @ 0.25 A | 6 |
| DP-241-4-28 | 28 VCT @ 0.20 A | 241-4-28 | 28 VCT @ 0.20 A | 6 |
| DP-241-4-36 | 36 VCT @ 0.17 A | 241-4-36 | 36 VCT @ 0.17 A | 6 |
| DP-241-4-48 | 48 VCT @ 0.125 A | 241-4-48 | 48 VCT @ 0.125 A | 6 |
| DP-241-4-56 | 56 VCT @ 0.11 A | 241-4-56 | 56 VCT @ 0.11 A | 6 |
| DP-241-4-120 | 120 VCT @ 0.05 A | 241-4-120 | 120 VCT @ 0.05 A | 6 |
| DP-241-5-10 | 10.0 VCT @ 1.2 A | 241-5-10 | 10.0 VCT @ 1.2 A | 12 |
| DP-241-5-12 | 12.6 VCT @ 1.0 A | 241-5-12 | 12.6 VCT @ 1.0 A | 12 |
| DP-241-5-16 | 16.0 VCT @ 0.80 A | 241-5-16 | 16.0 VCT @ 0.80 A | 12 |
| DP-241-5-20 | 20.0 VCT @ 0.60 A | 241-5-20 | 20.0 VCT @ 0.60 A | 12 |
| DP-241-5-24 | 24.0 VCT @ 0.50 A | 241-5-24 | 24.0 VCT @ 0.50 A | 12 |
| DP-241-5-28 | 28 VCT @ 0.42 A | 241-5-28 | 28 VCT @ 0.42 A | 12 |
| DP-241-5-36 | 36 VCT @ 0.35 A | 241-5-36 | 36 VCT @ 0.35 A | 12 |
| DP-241-5-48 | 48 VCT @ 0.25 A | 241-5-48 | 48 VCT @ 0.25 A | 12 |
| DP-241-5-56 | 56 VCT @ 0.22 A | 241-5-56 | 56 VCT @ 0.22 A | 12 |
| DP-241-5-120 | 120 VCT @ 0.10 A | 241-5-120 | 120 VCT @ 0.10 A | 12 |
| DP-241-6-10 | 10.0 VCT @ 3.0 A | 241-6-10 | 10.0 VCT @ 3.0 A | 30 |
| DP-241-6-12 | 12.6 VCT @ 2.5 A | 241-6-12 | 12.6 VCT @ 2.5 A | 30 |
| DP-241-6-16 | 16.0 VCT @ 2.0 A | 241-6-16 | 16.0 VCT @ 2.0 A | 30 |
| DP-241-6-20 | 20.0 VCT @ 1.5 A | 241-6-20 | 20.0 VCT @ 1.5 A | 30 |
| DP-241-6-24 | 24.0 VCT @ 1.25 A | 241-6-24 | 24.0 VCT @ 1.25 A | 30 |
| DP-241-6-28 | 28 VCT @ 1.1 A | 241-6-28 | 28 VCT @ 1.1 A | 30 |
| DP-241-6-36 | 36 VCT @ 0.85 A | 241-6-36 | 36 VCT @ 0.85 A | 30 |
| DP-241-6-48 | 48 VCT @ 0.63 A | 241-6-48 | 48 VCT @ 0.63 A | 30 |
| DP-241-6-56 | 56 VCT @ 0.54 A | 241-6-56 | 56 VCT @ 0.54 A | 30 |
| DP-241-6-120 | 120 VCT @ 0.25 A | 241-6-120 | 120 VCT @ 0.25 A | 30 |
| DP-241-7-10 | 10.0 VCT @ 5.0 A | 241-7-10 | 10.0 VCT @ 5.0 A | 56 |
| DP-241-7-12 | 12.6 VCT @ 4.0 A | 241-7-12 | 12.6 VCT @ 4.0 A | 56 |
| DP-241-7-16 | 16.0 VCT @ 3.5 A | 241-7-16 | 16.0 VCT @ 3.5 A | 56 |
| DP-241-7-20 | 20.0 VCT @ 2.8 A | 241-7-20 | 20.0 VCT @ 2.8 A | 56 |
| DP-241-7-24 | 24.0 VCT @ 2.4 A | 241-7-24 | 24.0 VCT @ 2.4 A | 56 |
| DP-241-7-28 | 28 VCT @ 2.0 A | 241-7-28 | 28 VCT @ 2.0 A | 56 |
| DP-241-7-36 | 36 VCT @ 1.5 A | 241-7-36 | 36 VCT @ 1.5 A | 56 |
| DP-241-7-48 | 48 VCT @ 1.2 A | 241-7-48 | 48 VCT @ 1.2 A | 56 |
| DP-241-7-56 | 56 VCT @ 1.00 A | 241-7-56 | 56 VCT @ 1.00 A | 56 |
| DP-241-7-120 | 120 VCT @ 0.50 A | 241-7-120 | 120 VCT @ 0.50 A | 56 |
| DP-241-8-10 | 10.0 VCT @ 10 A | 241-8-10 | 10.0 VCT @ 10 A | 100 |
| DP-241-8-12 | 12.6 VCT @ 8.0 A | 241-8-12 | 12.6 VCT @ 8.0 A | 100 |
| DP-241-8-16 | 16.0 VCT @ 6.25 A | 241-8-16 | 16.0 VCT @ 6.25 A | 100 |
| DP-241-8-20 | 20.0 VCT @ 5.0 A | 241-8-20 | 20.0 VCT @ 5.0 A | 100 |
| DP-241-8-24 | 24.0 VCT @ 4.0 A | 241-8-24 | 24.0 VCT @ 4.0 A | 100 |
| DP-241-8-28 | 28 VCT @ 3.6 A | 241-8-28 | 28 VCT @ 3.6 A | 100 |
| DP-241-8-36 | 36 VCT @ 2.8 A | 241-8-36 | 36 VCT @ 2.8 A | 100 |
| DP-241-8-48 | 48 VCT @ 2.0 A | 241-8-48 | 48 VCT @ 2.0 A | 100 |
| DP-241-8-56 | 56 VCT @ 1.8 A | 241-8-56 | 56 VCT @ 1.8 A | 100 |
| DP-241-8-120 | 120 VCT @ 0.85 A | 241-8-120 | 120 VCT @ 0.85 A | 100 |
Mechanical Specifications:
| Size (VA) | Dimensions (Inches / mm) L x W x H | Mounting Clearance for #8 Screw (Inches / mm) A x B | ML (typ) (Inches / mm) | Weight (lbs / kg) |
|---|---|---|---|---|
| 3 (2.4) | 2.07 (52.6) x 1.17 (29.6) x 1.23 (31.2) | 1.62 (41.3) x 0.59 (15.0) | 1.75 (44.5) | 0.25 (0.11) |
| 4 (6) | 2.37 (60.3) x 1.31 (33.3) x 1.43 (36.2) | 1.71 (43.4) x 0.72 (18.3) | 2.00 (50.8) | 0.44 (0.20) |
| 5 (12) | 2.81 (71.4) x 1.43 (36.3) x 1.69 (42.8) | 1.97 (49.9) x 0.89 (22.6) | 2.37 (60.3) | 0.7 (0.32) |
| 6 (30) | 3.25 (82.6) x 1.74 (44.3) x 1.96 (49.8) | 2.35 (59.7) x 1.14 (28.9) | 2.81 (71.4) | 1.1 (0.50) |
| 7 (56) | 3.68 (93.5) x 1.94 (49.2) x 2.28 (57.8) | 2.70 (68.4) x 1.14 (28.9) | 3.12 (79.4) | 1.7 (0.77) |
| 8 (100) | 4.03 (102.4) x 2.30 (58.5) x 2.58 (65.5) | 3.08 (78.2) x 1.43 (36.2) | 3.56 (90.4) | 2.75 (1.25) |
Wiring Diagram Notes:
- 115V 50/60 Hz CT Single Primary: S1 indicates like polarity.
- 115/230V 50/60 Hz Dual Primary: F1, F2, S1, S2 indicate connections.
Note: Agency certified 241 Series transformers with standard length and color lead wires are readily available. See website for 241-L product series.
2411272146_Bel-Fuse-241-5-20_C17527673.pdf
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