Accessories Current Transformers SE-CS30 SERIES Current Sensor Description The SE-CS30 series is a sensitive nickel-core current transformer used with Littelfuse relays to detect low levels of earth-leakage current. Specifications Turns Ratio Current Rating Accuracy Frequency Insulation Level Operating Temperature Application Certification Compliance 600:1 30:0.05 A 3% @ 0.06 VA 50-400 Hz 600 V -55 to 60C (-67 to 140F) FPU-32, FPS, MPU-32, MPS, PGR-6100, PGR-6101, SE-330, SE-701, SE-704 CSA, UL, CE RoHS, IEC 60044-1 Ordering Information ORDERING NUMBER WINDOW SIZE, ID WEIGHT SE-CS30-26 26 mm (1.0") 0.5 kg (1.0 lb) SE-CS30-70 70 mm (2.8") 1.2 kg (2.5 lb) SE-CS30-4 95 mm (3.7") 1.3 kg (3.0 lb) SE-CS30-5 140 mm (5.5") 2.1 kg (4.6 lb) SE-CS30-8 200 mm (7.9") 4.3 kg (9.4 lb) SECONDARY EXCITING VOLTAGE (VOLTS) 50.0 10.0 5.0 1.0 0.1 0.01 10.0 20.0 30.0 0.05 0.1 1.0 SECONDARY EXCITING CURRENT (MILLIAMPERES) SE-CS30-70 SE-CS30-26 SE-CS30-4 SE-CS30-5 SE-CS30-8 (c) 2018 Littelfuse Protection Relays & Controls www.littelfuse.com/se-cs30 Rev: 1-A-060418 Accessories Current Transformers SE-CS30 SERIES Dimensions and Mounting Diagram SE-CS30-26 68.0 (2.68) 34.0 (1.34) 68.0 (2.68) M4 OR 8-32 TAP 26.5 (1.04) 52.5 (2.07) 42.6 (1.68) 17.0 (0.67) MOUNTING DETAIL TOP (0.43) 110.0 MAX M5 SCREWS 25.0 (0.98) 26.5 (1.04) SE-C S3 0 -2 6 C UR R EN T S EN S OR R R LR53428 US 4.0 (0.16) O 0 . 26 RECESSED FOR 7-mm HEX NUT 3.0 (0.12) DEEP 2) 34.0 (1.34) .0 (1 7.0 58.0 (2.28) (0.87) 72.0 (2.83) C 5.0 (0.20) 5.0 (0.20) 52.5 (2.07) FRONT SIDE NOTES: 1. DIMENSIONS IN MILLIMETRES (INCHES). 2. PRESS MOUNTING FEET IN PLACE USING INSTALLATION TOOL PROVIDED (DETAIL `A'). MOUNTING FOOT INSTALLA TION TOOL DETAIL `A' (c) 2018 Littelfuse Protection Relays & Controls www.littelfuse.com/se-cs30 3. MOUNTING SCREWS: M4 OR 8-32. 4. RoHS COMPLIANT. 5. EN 60044-1 COMPLIANT. Rev: 1-A-060418 Accessories Current Transformers SE-CS30 SERIES Dimensions and Mounting Diagram SE-CS30-70 121.0 (4.76) 121.0 (4.76) 20.5 80.0 (3.15) 56.0 (2.21) 46.0 (1.81) 30.0 (1.18) (0.81) NOTE 3 M5 SCREWS TOP MOUNTING DETAIL 25.0 (0.98) (1.18) 30.0 SE-CS30-70 CURRENT SENSOR R LR 53428 R 5.5 110.0 5.5 (0.22) (4.33) (0.22) 22.0 (0.87) O 5.0 (0.20) RECESSED FOR 8-mm HEX NUT 1.0 (0.04) DEEP 56.0 (2.21) SIDE FRONT MOUNTING FOOT INSTALLATION TOOL (4.96) 69. 8 (2.7 5) 126.0 US (5.43) 138.0 MAX C NOTES: 1. DIMENSIONS IN MILLIMETRES (INCHES). 2. PRESS MOUNTING FEET IN PLACE USING INSTALLATION TOOL PROVIDED (DETAIL `A'). 3. MOUNTING SCREWS: M4 OR 8-32. DETAIL `A' (c) 2018 Littelfuse Protection Relays & Controls www.littelfuse.com/se-cs30 4. RoHS COMPLIANT. 5. EN 60044-1 COMPLIANT. Rev: 1-A-060418 Accessories Current Transformers SE-CS30 SERIES Dimensions and Mounting Diagram SE-CS30-4, SE-CS30-5, and SE-CS30-8 C D F H G J 50.0 (1.97) MOUNTING DETAIL TOP (COVER REMOVED) NOTES: 14.0 (0.55) 72.0 (2.83) 1. DIMENSIONS IN MILLIMETRES (INCHES). 2. MOUNTING SCREWS: M5 OR 10-32. 3. RoHS COMPLIANT. SE-CS30-8 OUTLINE 4. CE COMPLIANT. DIMENSIONS B A E FLUX CONDITIONER SE-CS30-4 SE-CS30-5 SE-CS30-8 A 95.0 (3.74) 130.0 (5.12) 200.0 (7.87) B 175.0 (6.89) 218.0 (8.78) 309.0 (12.17) C 158.0 (6.22) 203.0 (7.99) 290.5 (11.44) E 82.0 (3.22) F 32.0 (1.26) 32.0 (1.26) 34.0 (1.34) G 17.5 (0.69) 11.0 (0.43) 11.0 (0.43) H 15.0 (0.59) 13.3 (0.52) 13.3 (0.52) I 33.0 (1.30) 34.0 (1.34) 43.0 (1.69) J 9.0 (0.35) 11.0 (0.43) 11.5 (0.45) K 40.0 (1.57) 40.0 (1.57) 50.0 (1.97) L 5.3 (0.21) 7.0 (0.28) 7.0 (0.28) 103.5 (4.07) 150.0 (5.90) I L D C BOTTOM J K G FRONT 1.7 (0.07) D 141.0 (5.55) 178.0 (7.01) 267.5 (10.50) Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at www.littelfuse.com/product-disclaimer. (c) 2018 Littelfuse Protection Relays & Controls www.littelfuse.com/se-cs30 Rev: 1-A-060418