ABB双电源自动切换装置--供电系统持续可靠性的保证 双电源自动切换装置是一种由微处理器控制，用于电网系统中网电与网电或网电与发电机电源启动切换的装置，可使电源连续源供电。用户一般允许有数十毫秒至数十秒的电源中断，而这段时间的长短，则取决于柴油发电机组的起动时间和断路器的切换时间。
| 双电源转换开关 - OTM_C （电动式） (PC 级) | |
| 型号 | 极数 | 额定电流 | |
| | | In | |
| | | (A) | |
| OTM32F3CM230C | 3 | 32 | |
| OTM40F3CM230C | 3 | 40 | |
| OTM50F3CM230C | 3 | 50 | |
| OTM63F3CM230C | 3 | 63 | |
| OTM80F3CM230C | 3 | 80 | |
| OTM100F3CM230C | 3 | 100 | |
| OTM125F3CM230C | 3 | 125 | |
| OTM160E3CM230C | 3 | 160 | |
| OTM200E3CM230C | 3 | 200 | |
| OTM250E3CM230C | 3 | 250 | |
| OTM315E3CM230C | 3 | 315 | |
| OTM400E3CM230C | 3 | 400 | |
| OTM630E3CM230C | 3 | 630 | |
| OTM800E3CM230C | 3 | 800 | |
| | | | |
| OTM32F4CM230C | 4 | 32 | |
| OTM40F4CM230C | 4 | 40 | |
| OTM50F4CM230C | 4 | 50 | |
| OTM63F4CM230C | 4 | 63 | |
| OTM80F4CM230C | 4 | 80 | |
| OTM100F4CM230C | 4 | 100 | |
| OTM125F4CM230C | 4 | 125 | |
| OTM160E4CM230C | 4 | 160 | |
| OTM200E4CM230C | 4 | 200 | |
| OTM250E4CM230C | 4 | 250 | |
| OTM315E4CM230C | 4 | 315 | |
| OTM400E4CM230C | 4 | 400 | |
| OTM630E4CM230C | 4 | 630 | |
| OTM800E4CM230C | 4 | 800 | |
| | | | |
| | | | |
| 双电源转换开关 - OTM_C_D （自动式）(PC 级) | |
| 型号 | 极数 | 额定电流 | 配合的 |
| | | In | 控制器 |
| | | (A) | |
| OTM32E4C3D220C | 4 | 32 | 3D |
| OTM40E4C3D220C | 4 | 40 | 3D |
| OTM50E4C3D220C | 4 | 50 | 3D |
| OTM63E4C3D220C | 4 | 63 | 3D |
| OTM80E4C3D220C | 4 | 80 | 3D |
| OTM100E4C3D220C | 4 | 100 | 3D |
| OTM125E4C3D220C | 4 | 125 | 3D |
| OTM160E4C3D220C | 4 | 160 | 3D |
| OTM200E4C3D220C | 4 | 200 | 3D |
| OTM250E4C3D220C | 4 | 250 | 3D |
| OTM315E4C3D220C | 4 | 315 | 3D |
| OTM400E4C3D220C | 4 | 400 | 3D |
| OTM630E4C3D220C | 4 | 630 | 3D |
| OTM800E4C3D220C | 4 | 800 | 3D |
| | | | |
| | | | |
| 型号 | 极数 | 额定电流 | 配合的 |
| | | In | 控制器 |
| | | (A) | |
| OTM32E3C8D220C | 3 | 32 | 8D |
| OTM40E3C8D220C | 3 | 40 | 8D |
| OTM50E3C8D220C | 3 | 50 | 8D |
| OTM63E3C8D220C | 3 | 63 | 8D |
| OTM80E3C8D220C | 3 | 80 | 8D |
| OTM100E3C8D220C | 3 | 100 | 8D |
| OTM125E3C8D220C | 3 | 125 | 8D |
| OTM160E3C8D220C | 3 | 160 | 8D |
| OTM200E3C8D220C | 3 | 200 | 8D |
| OTM250E3C8D220C | 3 | 250 | 8D |
| OTM315E3C8D220C | 3 | 315 | 8D |
| OTM400E3C8D220C | 3 | 400 | 8D |
| OTM630E3C8D220C | 3 | 630 | 8D |
| OTM800E3C8D220C | 3 | 800 | 8D |
| | | | |
| OTM32E4C8D220C | 4 | 32 | 8D |
| OTM40E4C8D220C | 4 | 40 | 8D |
| OTM50E4C8D220C | 4 | 50 | 8D |
| OTM63E4C8D220C | 4 | 63 | 8D |
| OTM80E4C8D220C | 4 | 80 | 8D |
| OTM100E4C8D220C | 4 | 100 | 8D |
| OTM125E4C8D220C | 4 | 125 | 8D |
| OTM160E4C8D220C | 4 | 160 | 8D |
| OTM200E4C8D220C | 4 | 200 | 8D |
| OTM250E4C8D220C | 4 | 250 | 8D |
| OTM315E4C8D220C | 4 | 315 | 8D |
| OTM400E4C8D220C | 4 | 400 | 8D |
| OTM630E4C8D220C | 4 | 630 | 8D |
| OTM800E4C8D220C | 4 | 800 | 8D |
