POWER: 120W
SIZE: 120 (OD) x 40 (ID) x 55(H) mm
Primary: Dual 115V
Secondary: 24V
Insulation systems: 105/130/155/180 degree are available.
Design to meet UL/CSA/TUV/VDE/CE and other safety requirements.
ROHS 2.0 Directive and (SVHC/REACH) are conformity.
The public address system is widely use in the Security, Conference Meeting Room, Plaza, airport, Exhibition. According to the main power request of Public Address System, it requests the transformer is with high efficiency, good Frequency response, wide bandwidth, small leakage inductance, small inter layer capacitance and small distortion.
Power Range: 50VA to 3000VA
Phase: Single or 3 Phase
Input/Output: Customized
Insulation: up to 4kV (Hi-pot)
Sample Lead Time： 3~5 days
Production Lead Time：3 Weeks (Urgent order can be negotiated)
Quantity：No MOQ Require
Specification Table
| Power | Regulation |
Temperature Rise |
Efficiency | Size(mm) | Power | Regulation |
Temperature Rise |
Efficiency | Size(mm) | |||
| (VA) | (%) | (℃) | (%) | OD | H | (VA) | (%) | (℃) | (%) | OD | H | |
| 50VA | 12.5% | 45℃ | 88% | 89 | 36 | 900VA | 4.6% | 65℃ | 95% | 152 | 75 | |
| 75VA | 12.5% | 55℃ | 88% | 89 | 42 | 950VA | 4.5% | 65℃ | 95% | 162 | 71 | |
| 100VA | 11.0% | 55℃ | 89% | 100 | 38 | 1000VA | 4.5% | 65℃ | 95% | 162 | 72 | |
| 150VA | 9.0% | 55℃ | 90.5% | 106 | 43 | 1100VA | 4.4% | 70℃ | 95.0% | 162 | 75 | |
| 200VA | 8.0% | 55℃ | 92.0% | 114 | 50 | 1200VA | 4.3% | 70℃ | 95.2% | 163 | 78 | |
| 250VA | 7.6% | 55℃ | 92.5% | 116 | 50 | 1300VA | 4.2% | 70℃ | 95.3% | 172 | 76 | |
| 300VA | 7.0% | 55℃ | 93.0% | 122 | 56 | 1400VA | 4.1% | 70℃ | 95.4% | 172 | 79 | |
| 350VA | 6.5% | 60℃ | 93.3% | 123 | 57 | 1500VA | 4.0% | 70℃ | 95.5% | 172 | 84 | |
| 400VA | 5.8% | 60℃ | 93.5% | 131 | 57 | 1600VA | 4.0% | 75℃ | 95.5% | 180 | 88 | |
| 450VA | 5.6% | 60℃ | 93.7% | 121 | 58 | 1700VA | 4.0% | 75℃ | 95.5% | 180 | 90 | |
| 500VA | 5.5% | 60℃ | 94.0% | 132 | 63 | 1800VA | 3.9% | 75℃ | 95.5% | 180 | 93 | |
| 550VA | 5.4% | 60℃ | 94.0% | 132 | 68 | 1900VA | 3.9% | 75℃ | 95.5% | 181 | 94 | |
| 600VA | 5.2% | 65℃ | 94.2% | 142 | 64 | 2000VA | 3.8% | 75℃ | 95.5% | 181 | 100 | |
| 650VA | 5.0% | 65℃ | 94.3% | 142 | 69 | 2300VA | 3.5% | 75℃ | 96.0% | 195 | 93 | |
| 700VA | 4.8% | 65℃ | 94.5% | 142 | 72 | 2500VA | 3.5% | 75℃ | 96.2% | 196 | 94 | |
| 750VA | 4.7% | 65℃ | 94.5% | 142 | 75 | 2600VA | 3.4% | 75℃ | 96.3% | 196 | 99 | |
| 800VA | 4.7% | 65℃ | 94.5% | 152 | 70 | 2900VA | 3.3% | 75℃ | 96.4% | 206 | 105 | |
| 850VA | 4.6% | 65℃ | 94.6% | 152 | 72 | 3000VA | 3.2% | 75℃ | 96.4% | 206 | 106 | |
NFC Transformer provides both standard and custom designs with following features.
Toroidal Transformer Main Materials (IQC process)
All the material is inspected strictly with ISO9001:2015 quality program.
Core: appearance inspection and core loss test.
Copper wire: pinhole test and coat of adhesion test
Toroidal Transformer Process
Transformer Testing Items
Two mounting way for choice.
1. Rubber + Metal disk Assembly
2. Epoxy in the centre
