Product Overview
The Signal 241 Series Two-4-One Power Transformers are chassis mount transformers designed with a split bobbin construction for superior isolation and low capacitive coupling. These transformers are suitable for a wide range of applications, offering power ratings from 2.4 VA to 100 VA. They are UL recognized and CSA certified, with RoHS compliance.
Product Attributes
- Brand: Signal Transformer (Bel Fuse)
- Series: 241 Series Two-4-One
- 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
| Model | Power (VA) | Secondary RMS Rating (VCT @ Current) | Primary Configuration | Dimensions (L x W x H in inches) | Weight (lbs) |
|---|---|---|---|---|---|
| 241-3-10 | 2.4 | 10.0 @ 0.25 A | Single 115 V | 2.07 x 1.17 x 1.23 | 0.25 |
| DP-241-4-10 | 6 | 10.0 @ 0.60 A | Dual 115/230 V | 2.37 x 1.31 x 1.43 | 0.44 |
| DP-241-5-10 | 12 | 10.0 @ 1.2 A | Dual 115/230 V | 2.81 x 1.43 x 1.69 | 0.7 |
| DP-241-6-10 | 30 | 10.0 @ 3.0 A | Dual 115/230 V | 3.25 x 1.74 x 1.96 | 1.1 |
| DP-241-7-10 | 56 | 10.0 @ 5.0 A | Dual 115/230 V | 3.68 x 1.94 x 2.28 | 1.7 |
| DP-241-8-10 | 100 | 10.0 @ 10 A | Dual 115/230 V | 4.03 x 2.30 x 2.58 | 2.75 |
| 241-3-12 | 2.4 | 12.6 @ 0.20 A | Single 115 V | 2.07 x 1.17 x 1.23 | 0.25 |
| DP-241-4-12 | 6 | 12.6 @ 0.50 A | Dual 115/230 V | 2.37 x 1.31 x 1.43 | 0.44 |
| DP-241-5-12 | 12 | 12.6 @ 1.0 A | Dual 115/230 V | 2.81 x 1.43 x 1.69 | 0.7 |
| DP-241-6-12 | 30 | 12.6 @ 2.5 A | Dual 115/230 V | 3.25 x 1.74 x 1.96 | 1.1 |
| DP-241-7-12 | 56 | 12.6 @ 4.0 A | Dual 115/230 V | 3.68 x 1.94 x 2.28 | 1.7 |
| DP-241-8-12 | 100 | 12.6 @ 8.0 A | Dual 115/230 V | 4.03 x 2.30 x 2.58 | 2.75 |
| 241-3-16 | 2.4 | 16.0 @ 0.15 A | Single 115 V | 2.07 x 1.17 x 1.23 | 0.25 |
| DP-241-4-16 | 6 | 16.0 @ 0.40 A | Dual 115/230 V | 2.37 x 1.31 x 1.43 | 0.44 |
| DP-241-5-16 | 12 | 16.0 @ 0.80 A | Dual 115/230 V | 2.81 x 1.43 x 1.69 | 0.7 |
| DP-241-6-16 | 30 | 16.0 @ 2.0 A | Dual 115/230 V | 3.25 x 1.74 x 1.96 | 1.1 |
| DP-241-7-16 | 56 | 16.0 @ 3.5 A | Dual 115/230 V | 3.68 x 1.94 x 2.28 | 1.7 |
| DP-241-8-16 | 100 | 16.0 @ 6.25 A | Dual 115/230 V | 4.03 x 2.30 x 2.58 | 2.75 |
| 241-3-20 | 2.4 | 20.0 @ 0.12 A | Single 115 V | 2.07 x 1.17 x 1.23 | 0.25 |
| DP-241-4-20 | 6 | 20.0 @ 0.30 A | Dual 115/230 V | 2.37 x 1.31 x 1.43 | 0.44 |
| DP-241-5-20 | 12 | 20.0 @ 0.60 A | Dual 115/230 V | 2.81 x 1.43 x 1.69 | 0.7 |
| DP-241-6-20 | 30 | 20.0 @ 1.5 A | Dual 115/230 V | 3.25 x 1.74 x 1.96 | 1.1 |
| DP-241-7-20 | 56 | 20.0 @ 2.8 A | Dual 115/230 V | 3.68 x 1.94 x 2.28 | 1.7 |
| DP-241-8-20 | 100 | 20.0 @ 5.0 A | Dual 115/230 V | 4.03 x 2.30 x 2.58 | 2.75 |
| 241-3-24 | 2.4 | 24.0 @ 0.10 A | Single 115 V | 2.07 x 1.17 x 1.23 | 0.25 |
| DP-241-4-24 | 6 | 24.0 @ 0.25 A | Dual 115/230 V | 2.37 x 1.31 x 1.43 | 0.44 |
| DP-241-5-24 | 12 | 24.0 @ 0.50 A | Dual 115/230 V | 2.81 x 1.43 x 1.69 | 0.7 |
| DP-241-6-24 | 30 | 24.0 @ 1.25 A | Dual 115/230 V | 3.25 x 1.74 x 1.96 | 1.1 |
| DP-241-7-24 | 56 | 24.0 @ 2.4 A | Dual 115/230 V | 3.68 x 1.94 x 2.28 | 1.7 |
| DP-241-8-24 | 100 | 24.0 @ 4.0 A | Dual 115/230 V | 4.03 x 2.30 x 2.58 | 2.75 |
| 241-3-28 | 2.4 | 28.0 @ 0.085 A | Single 115 V | 2.07 x 1.17 x 1.23 | 0.25 |
| DP-241-4-28 | 6 | 28.0 @ 0.20 A | Dual 115/230 V | 2.37 x 1.31 x 1.43 | 0.44 |
| DP-241-5-28 | 12 | 28.0 @ 0.42 A | Dual 115/230 V | 2.81 x 1.43 x 1.69 | 0.7 |
| DP-241-6-28 | 30 | 28.0 @ 1.1 A | Dual 115/230 V | 3.25 x 1.74 x 1.96 | 1.1 |
| DP-241-7-28 | 56 | 28.0 @ 2.0 A | Dual 115/230 V | 3.68 x 1.94 x 2.28 | 1.7 |
| DP-241-8-28 | 100 | 28.0 @ 3.6 A | Dual 115/230 V | 4.03 x 2.30 x 2.58 | 2.75 |
| 241-3-36 | 2.4 | 36.0 @ 0.065 A | Single 115 V | 2.07 x 1.17 x 1.23 | 0.25 |
| DP-241-4-36 | 6 | 36.0 @ 0.17 A | Dual 115/230 V | 2.37 x 1.31 x 1.43 | 0.44 |
| DP-241-5-36 | 12 | 36.0 @ 0.35 A | Dual 115/230 V | 2.81 x 1.43 x 1.69 | 0.7 |
| DP-241-6-36 | 30 | 36.0 @ 0.85 A | Dual 115/230 V | 3.25 x 1.74 x 1.96 | 1.1 |
| DP-241-7-36 | 56 | 36.0 @ 1.5 A | Dual 115/230 V | 3.68 x 1.94 x 2.28 | 1.7 |
| DP-241-8-36 | 100 | 36.0 @ 2.8 A | Dual 115/230 V | 4.03 x 2.30 x 2.58 | 2.75 |
| 241-3-48 | 2.4 | 48.0 @ 0.05 A | Single 115 V | 2.07 x 1.17 x 1.23 | 0.25 |
| DP-241-4-48 | 6 | 48.0 @ 0.125 A | Dual 115/230 V | 2.37 x 1.31 x 1.43 | 0.44 |
| DP-241-5-48 | 12 | 48.0 @ 0.25 A | Dual 115/230 V | 2.81 x 1.43 x 1.69 | 0.7 |
| DP-241-6-48 | 30 | 48.0 @ 0.63 A | Dual 115/230 V | 3.25 x 1.74 x 1.96 | 1.1 |
| DP-241-7-48 | 56 | 48.0 @ 1.2 A | Dual 115/230 V | 3.68 x 1.94 x 2.28 | 1.7 |
| DP-241-8-48 | 100 | 48.0 @ 2.0 A | Dual 115/230 V | 4.03 x 2.30 x 2.58 | 2.75 |
| 241-3-56 | 2.4 | 56.0 @ 0.045 A | Single 115 V | 2.07 x 1.17 x 1.23 | 0.25 |
| DP-241-4-56 | 6 | 56.0 @ 0.11 A | Dual 115/230 V | 2.37 x 1.31 x 1.43 | 0.44 |
| DP-241-5-56 | 12 | 56.0 @ 0.22 A | Dual 115/230 V | 2.81 x 1.43 x 1.69 | 0.7 |
| DP-241-6-56 | 30 | 56.0 @ 0.54 A | Dual 115/230 V | 3.25 x 1.74 x 1.96 | 1.1 |
| DP-241-7-56 | 56 | 56.0 @ 1.00 A | Dual 115/230 V | 3.68 x 1.94 x 2.28 | 1.7 |
| DP-241-8-56 | 100 | 56.0 @ 1.8 A | Dual 115/230 V | 4.03 x 2.30 x 2.58 | 2.75 |
| 241-3-120 | 2.4 | 120.0 @ 0.02 A | Single 115 V | 2.07 x 1.17 x 1.23 | 0.25 |
| DP-241-4-120 | 6 | 120.0 @ 0.05 A | Dual 115/230 V | 2.37 x 1.31 x 1.43 | 0.44 |
| DP-241-5-120 | 12 | 120.0 @ 0.10 A | Dual 115/230 V | 2.81 x 1.43 x 1.69 | 0.7 |
| DP-241-6-120 | 30 | 120.0 @ 0.25 A | Dual 115/230 V | 3.25 x 1.74 x 1.96 | 1.1 |
| DP-241-7-120 | 56 | 120.0 @ 0.50 A | Dual 115/230 V | 3.68 x 1.94 x 2.28 | 1.7 |
| DP-241-8-120 | 100 | 120.0 @ 0.85 A | Dual 115/230 V | 4.03 x 2.30 x 2.58 | 2.75 |
General Specifications:
- Power Range: 2.4 VA to 100 VA
- Dielectric Strength: 2500 Vrms Hipot
- Primaries: Single or dual primaries (115 V or 115/230 V - 50/60 Hz)
- Secondary: Single center tapped secondary
- Terminals: Solder lug / quick connect type terminals
- Insulation Class: Class B (130 C) UL 1446 E66312
Mechanical Specifications (Dimensions in Inches (mm), Weight in lbs (kg)):
| Size VA | Dimensions (L x W x H) | Weight |
|---|---|---|
| 3 (2.4) | 2.07 (52.6) x 1.17 (29.6) x 1.23 (31.2) | 0.25 (0.11) |
| 4 (6) | 2.37 (60.3) x 1.31 (33.3) x 1.43 (36.2) | 0.44 (0.20) |
| 5 (12) | 2.81 (71.4) x 1.43 (36.3) x 1.69 (42.8) | 0.7 (0.32) |
| 6 (30) | 3.25 (82.6) x 1.74 (44.3) x 1.96 (49.8) | 1.1 (0.50) |
| 7 (56) | 3.68 (93.5) x 1.94 (49.2) x 2.28 (57.8) | 1.7 (0.77) |
| 8 (100) | 4.03 (102.4) x 2.30 (58.5) x 2.58 (65.5) | 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: F2 S2 F1
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-DP-241-5-36_C17697811.pdf
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