KRAUS & NAIMER - Manual transfer switch: Changeover switch

SWEDEN Manual transfer switch Changeover switch A Manual Transfer Switch simplifies the transition between the grid and a mobile or installed generator, making it easy to switch to backup power when the electrical grid is down. This ensures that essential functions can continue in places where power supply is critical – whether it’s a vacation home, farm operations, industrial building or other vital activities. Manual Transfer Switch

2 Manual transfer switch/Changeover switch Enclosed with inlet, 3-pole MCB and lamp. Polycarbonate IP65/UL94-5V 3-pole, auxiliary contacts for each position: Emergency Power and Mains Name Art. no. Type Dim. WxHxD mm Ith AC-23A (3x400V) E-nr. SE2.KG20B.T109/S-A316.ST 5507046 3-pole 300x300x170 25 A 7,5 kW 3134470 SE2.KG41B.T109/S-A316.ST 5507048 3-pole 300x300x170 40 A 15 kW 3134471 SE2.KG64B.T109/S-A317.ST 5507050 3-pole, lockable inlet 300x300x170 63 A 22 kW 3134473 SE2.KG125.T903/S-A449.ST 5507044 3-pole, lockable inlet 600x400x170 125 A 45 kW 3134479 4-pole, auxiliary contacts for each position: Emergency Power and Mains Name Art. no. Type Dim. WxHxD mm Ith AC-23A (3x400V) E-nr. SE2.KG20B.T904/S-A605.ST 5507047 4-pole 300x300x170 25 A 7,5 kW 3134480 SE2.KG41B.T904/S-A605.ST 5507049 4-pole 300x300x170 40 A 15 kW 3134481 SE2.KG64B.T904/S-A605.ST 5507051 4-pole, lockable inlet 300x300x170 63 A 22 kW 3134482 SE2.KG125.T904/S-A605.ST 5507045 4-pole, lockable inlet 600x400x170 125 A 45 kW 3134483 Enclosed, polycarbonate IP65 3-pole, auxiliary contacts for each position: Emergency Power and Mains Name Art. no. Type Dim. WxHxD mm Ith AC-23A (3x400V) E-nr. KG20B.T903/S-A267.*ST 70042420 3-pole, 2xFL13, 2xFL21 280x190x130 25 A 7,5 kW 3134513 KG41B.T903/S-A267.*ST 70042410 3-pole, 2xFL13, 2xFL21 280x190x130 40 A 15 kW 3134501 KG64B.T903/S-A267.*ST 70042412 3-pole, 2xFL13, 2xFL21 280x190x130 63 A 22 kW 3134503 KG80.T903/S-A268.*ST 70042415 3-pole, 2xFL13, 2xFL21 280x190x130 80 A 30 kW 3134505 KG100.T903/S-A268.*ST 70042417 3-pole, 2xFL13, 2xFL21 280x190x130 100 A 37 kW 3134507 KG125.T903/S-A366.*ST 70046015 3-pole, 4xFL21 560x380x180 125 A 45 kW 3134509 KG160.T903/S-A366.*ST 70046017 3-pole, 4xFL21 560x380x180 160 A 55 kW 3134511 4-pole, auxiliary contacts for each position: Emergency Power and Mains Name Art. no. Type Dim. WxHxD mm Ith AC-23A (3x400V) E-nr. KG20B.T904/S-A420.*ST 70045928 4-pole, 4xFL21 280x190x130 25 A 7,5 kW 3134514 KG41B.T904/S-A420.*ST 70042411 4-pole, 4xFL21 280x190x130 40 A 15 kW 3134502 KG64B.T904/S-A420.*ST 70042414 4-pole, 4xFL21 280x190x130 63 A 22 kW 3134504 KG80.T904/S-A420.*ST 70042416 4-pole, 4xFL21 280x190x130 80 A 30 kW 3134506 KG100.T904/S-A420.*ST 70042419 4-pole, 4xFL21 280x190x130 100 A 37 kW 3134508 KG125.T904/S-A420.*ST 70046016 4-pole, 6xFL21 280x190x130 125 A 45 kW 3134510 KG160.T904/S-A420.*ST 70046018 4-pole, 6xFL21 560x380x180 160 A 55 kW 3134512 Modular enclosure with 45 mm standard knockout with 3-pole MCB and lamp IP65/UL94-5V 3-pole, auxiliary contact closed in position MAINS Name Art. no. Type Dim. WxHxD mm Ith AC-23A (3x400V) E-nr. SE2.KG20B.T903/S-A544.*ST 5506919 3-pole 340x282x141 25 A 15 kW 3134460 SE2.KG32B.T903/S-A544.*ST 5507171 3-pole 340x282x141 32 A 22 kW 3134461 SE2.KG41B.T903/S-A544.*ST 5507173 3-pole 340x282x141 40 A 30 kW 3134462 SE2.KG64B.T903/S-A544.*ST 5507175 3-pole 340x282x141 63 A 37 kW 3134463 3-pole, auxiliary contact closed in position MAINS Name Art. no. Type Dim. WxHxD mm Ith AC-23A (3x400V) E-nr. SE2.KG20B.T904/S-A544.*ST 5507170 4-pole 340x282x141 25 A 7,5 kW - SE2.KG32B.T904/S-A544.*ST 5507172 4-pole 340x282x141 32 A 11 kW - SE2.KG41B.T904/S-A544.*ST 5507174 4-pole 340x282x141 40 A 15 kW - SE2.KG64B.T904/S-A544.*ST 5507176 4-pole 340x282x141 63 A 22 kW - MANUAL TRANSFER SWITCH/CHANGEOVER SWITCH

3 Manual transfer switch/Changeover switch Base mounting for 45 mm standard knock-out IP40 3-pole, auxiliary contacts for each position: Emergency Power and Mains Name Art. no. Type Dim. WxH mm Front size number of modules Ith AC-23A (3x400V) E-nr. KG20B.T903/S-A308.*VE 70030990 3-pole 84x75 2,5 25 A 7,5 kW 3134520 KG32B.T903/S-A308.*VE 70030834 3-pole 84x75 2,5 32 A 11 kW 3134521 KG41B.T903/S-A308.*VE 70030831 3-pole 100x92 3 40 A 15 kW 3134522 KG64B.T903/S-A308.*VE 70031010 3-pole 100x92 3 63 A 22 kW 3134523 KG80.T903/S-A308.*VE 70031018 3-pole 140x105 4 80 A 30 kW 3134524 KG100.T903/S-A308.*VE 70030651 3-pole 140x105 4 100 A 37 kW 3134525 KG105.T903/S-A308.*VE 70030642 3-pole 140x105 4 125 A 45 kW 3134519 * Does not apply to KG80-KG105, which have auxiliary contact only in emergency power mode. 4-pole, auxiliary contacts for each position: Emergency Power and Mains Name Art. no. Type Dim. WxH mm Front size number of modules Ith AC-23A (3x400V) E-nr. KG20B.T904/S-A421.*VE 70011094 4-pole 111x75 2,5 25 A 7,5 kW 3134526 KG32B.T904/S-A421.*VE 70030823 4-pole 111x75 2,5 32 A 11 kW 3134527 KG41B.T904/S-A421.*VE 70030797 4-pole 132x92 3 40 A 15 kW 3134528 KG64B.T904/S-A421.*VE 70031011 4-pole 132x92 3 63 A 22 kW 3134529 KG80.T904/S-A421.*VE 70031020 4-pole 184x105 4 80 A 30 kW 3134530 KG100.T904/S-A421.*VE 70030652 4-pole 184x105 4 100 A 37 kW 3134531 KG105.T904/S-A421.*VE 70030645 4-pole 184x105 4 125 A 45 kW 3134533 * Does not apply to KG80-KG105, which have auxiliary contact only in emergency power mode. Base mounting IP66/67 3-pole, auxiliary contacts for each position: Emergency Power and Mains Name Art. no. Type Width mm Installation depth mm Ith AC-23A (3x400V) E-nr. KG20B.T903/S-A425.*VE 70042591 3-pole 84 101-181 25 A 7,5 kW - KG32B.T903/S-A425.*VE 70042593 3-pole 84 101-181 32 A 11 kW - KG41B.T903/S-A425.*VE 70042595 3-pole 100 109-195 40 A 15 kW - KG64B.T903/S-A425.*VE 70042597 3-pole 100 109-195 63 A 22 kW - KG80.T903/S-A425.*VE 70042582 3-pole 140 122-208 80 A 30 kW - KG100.T903/S-A425.*VE 70042584 3-pole 140 122-208 100 A 37 kW - KG125.T903/S-A425.*VE 70042586 3-pole 224 153-273 125 A 45 kW - KG160.T903/S-A425.*VE 70042589 3-pole 224 153-273 160 A 55 kW - C316.T903/S-A425.*VE 70045944 3-pole 128 237-377 315 A 132 kW - 4-pole, auxiliary contacts for each position: Emergency Power and Mains Name Art. no. Type Width mm Installation depth mm Ith AC-23A (3x400V) E-nr. KG20B.T904/S-A426.*VE 70042592 4-pole 111 101-181 25 A 7,5 kW - KG32B.T904/S-A426.*VE 70042594 4-pole 111 101-181 32 A 11 kW - KG41B.T904/S-A426.*VE 70042596 4-pole 132 109-195 40 A 15 kW - KG64B.T904/S-A426.*VE 70042598 4-pole 132 109-195 63 A 22 kW - KG80.T904/S-A426.*VE 70042583 4-pole 184 122-208 80 A 30 kW - KG100.T904/S-A426.*VE 70042585 4-pole 184 122-208 100 A 37 kW - KG105.T904/S-A426.*VE 70083239 4-pole 184 122-208 125 A 45 kW - KG125.T904/S-A426.*VE 70042588 4-pole 300 153-273 125 A 45 kW - KG160.T904/S-A426.*VE 70042590 4-pole 300 153-273 160 A 55 kW - C316.T904/S-A426.*VE 70045945 4-pole 128 254-394 315 A 132 kW MANUAL TRANSFER SWITCH/CHANGEOVER SWITCH

8001410 Kraus & Naimer AB Dr. Widerströms Gata 11 S-129 54 Hägersten Sweden T: +46 8 97 00 80 E: sales-se@krausnaimer.com www.krausnaimer.com © Kraus & Naimer, 10/2026

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