{"product_id":"abb-23wt22-voice-frequency-telegraphy-device","title":"ABB 23WT22 Voice Frequency Telegraphy Device","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe ABB 23WT22 Voice Frequency Telegraphy Device is a high-performance terminal designed for reliable supervisory control and data transmission over high-voltage power lines ranging from 110 to 500 kV. This compact, Swedish-engineered device operates over a wide frequency range of 30–500 kHz, offering flexibility in channel spacing and modulation options for various telecommunication needs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFunctional Highlights\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis Voice Frequency Telegraphy device supports multiple shift ranges (±30\/±60\/±120 Hz) and provides configurable modulation options including Frequency Shift Keying (FSK) and Amplitude Modulation (AM). It accommodates data rates from 50 to 600 baud, making it adaptable to different network requirements.\u003c\/p\u003e\n\u003cp\u003eThe 23WT22 offers robust performance with a low power consumption of less than 15 W, and it operates efficiently in extreme temperatures from -20°C to +65°C. It includes 1–4 independent telegraphy channels with safe carrier coupling through Capacitor Couplers and Line Traps, ensuring exceptional isolation with a 10 kV rating between field and logic circuits.\u003c\/p\u003e\n\u003cp\u003eMoreover, the device features adjustable attenuation compensation (0–40 dB) and a -30 dBm operating threshold, allowing reliable signal transmission even over long distances. It supports multiple interface options, including balanced audio (600Ω) and dry contact control signals (24–220V DC), making it ideal for teleprotection and SCADA applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Data\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e23WT22\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eVoice Frequency Telegraphy Device\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eABB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBrand New\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eABB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.9 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e19 x 12 x 13.5 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHS CODE:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e8537101190\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDCS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStatus:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eActive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Order Quantity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Origin:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSweden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication Service:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEthernet router\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe ABB 23WT22 Voice Frequency Telegraphy Device is suitable for various applications, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCommunication in energy transmission systems for grid operators\u003c\/li\u003e\n\u003cli\u003eSupervisory control for high-voltage networks\u003c\/li\u003e\n\u003cli\u003eData exchange in SCADA systems for real-time monitoring\u003c\/li\u003e\n\u003cli\u003eTeleprotection applications requiring secure and reliable connectivity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the weight of the 23WT22 Voice Frequency Telegraphy Device?\u003c\/strong\u003e\u003cbr\u003eThe device weighs 0.9 kg.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the dimensions of this terminal?\u003c\/strong\u003e\u003cbr\u003eIts dimensions are 19 x 12 x 13.5 cm.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the frequency range of the 23WT22?\u003c\/strong\u003e\u003cbr\u003eIt operates within a frequency range of 30–500 kHz.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat power supply does the device require?\u003c\/strong\u003e\u003cbr\u003eIt operates on a 48\/60V DC power supply with low consumption (\u0026lt;15 W).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs it suitable for outdoor use?\u003c\/strong\u003e\u003cbr\u003eYes, it is built to withstand extreme temperatures from -20°C to +65°C and has a humidity tolerance of 5–95% non-condensing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53263006990646,"sku":"23WT22","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/2094\/8534\/files\/abb-23wt22-voice-frequency-telegraphy-device-xcmanvgzj3z.jpg?v=1762918569","url":"https:\/\/www.motrolixtech.com\/products\/abb-23wt22-voice-frequency-telegraphy-device","provider":"Motrolix","version":"1.0","type":"link"}