★★★★★
“There are no reviews yet — be the first to share your experience.”Your company · September 14, 2026
Photos of the actual unit are provided before shipment on request.
Protection Relay Software 7SA5221-5CB22-4QB4
MLFB / Order No.: 7SA5221-5CB22-4QB4Prices are indicative USD list prices. Final pricing depends on quantity, destination and current exchange rate — confirmed in your quote within 24 hours. Availability is confirmed per request.
Product Description
FULL SCHEME DISTANCE PROTECTION RELAY, CURRENT TRANSFORMER: PHASE=1A,GROUND=1A (MIN=0,05A) FLUSH-MOUNTG. HOUSING 1/1 X 19" 16 BI, 24 BO AUXIL. VOLTAGE: 110V TO 250V DC 115V AC, BINARY INPUT THRESHOLD 88V REGION WORLD,LANGUA. UK-ENGLISH (LANGUAGE SELECTABLE) SYSTEM INTERFACE: IEC 60870-5-103,ELECTRIC. RS485 DIGSI/MODEM OPERATING INTERFACE (ON REAR OF DEVICE) DIGSI 4, ELECTRICAL RS485 FUNCTION 1: TRIP MODE 1- AND 3-POLE FUNCTION 2: DISTANCE CHARACTERISTIC Z
- ManufacturerSiemens
- Product NameProtection Relay Software 7SA5221-5CB22-4QB4
- Order Number7SA5221-5CB22-4QB4
- Product DescriptionPower Component for power-system and substation automation applications.
- Voltage250V DC
- Current1A
- InterfaceRS485
- CategoryEnergy and Power Systems > Protection Relays and Grid Protection
- Product TypeProtection Relay Software
- Poles3
- CertificationsIEC
- StandardIEC 60870-5-103
- HS Code (8-digit, Preliminary)85043190
- OriginGermany
- Warranty12 months
Related
Often Ordered Together
CUSTOMER FEEDBACK
Trusted by industrial purchasing teams.
Verified sourcing support, clear communication and export-ready delivery for Protection Relay Software 7SA5221-5CB22-4QB4.
SHARE YOUR EXPERIENCE
Purchased this product from us?
Your feedback helps other industrial buyers. Reviews are checked before publication.