Through/Ground (Earth) Conductor and 2 22 Terminal Blocks 16 mm / AWG 6, 4 2020 Series 283 2 2 2 0.2 16 mm AWG 24 6 0.2 16 mm AWG 24 6 0.2 16 mm AWG 24 6 800 V/8 kV/3 600 V, 65 A U 800 V/8 kV/3 600 V, 65 A U 800 V/8 kV/3 600 V, 65 A U 76 A 600 V, 70 A 2 76 A 600 V, 70 A 2 76 A 600 V, 70 A 2 Terminal block width 12 mm / 0.472 in Terminal block width 12 mm / 0.472 in Terminal block width 12 mm / 0.472 in L 16 17 mm / 0.65 in L 16 17 mm / 0.65 in L 16 17 mm / 0.65 in U2KfaJq: 4 U2KfaJq: .4 U2KfD8aJq: .-4 * * * < 54.5 mm /2.15 in > < 54.5 mm /2.15 in > < 94.5 mm /3.72 in > < 104.5 mm /4.11 in > < 80 mm /3.15 in > Item Pack. unit Item Pack. unit Item Pack. unit No. pcs No. pcs No. pcs 2-conductor through terminal blocks 3-conductor through terminal blocks 2-conductor through terminal blocks grey 283-901 20 grey 283-671 20 grey 283-601 25 blue 283-904 20 blue 283-674 20 blue 283-604 25 orange 283-902 20 orange 283-672 20 lichtgrau 283-992 20 light grey 283-998 20 light grey 283-691 25 4 4 4 2-conductor ground (earth) terminal blocks 3-conductor ground (earth) terminal blocks 2-conductor ground (earth) terminal blocks green-yellow 283-907 20 green-yellow 283-677 20 green-yellow 283-607 25 green-yellow 283-907/999-950 20 green-yellow 283-677/999-950 20 green-yellow 283-607/999-950 25 4 4 4 Attention These terminal blocks cannot be commoned with adjacent jumpers 800 V = rated voltage Suitable for EEx e II applications 4 2 8 kV = rated surge voltage 0.5 6 mm AWG 20 6 3 = pollution degree 550 V~, 68 A jumper 63 A (see also section 15) (see also section 13) Accessories Series 283 Appropriate marking system WMB/WSB/WFB (see section 14) End and intermediate plate, 2.5 mm/0.098 in thick End and intermediate plate, 2.5 mm/0.098 in thick End and intermediate plate, 4 mm/0.157 in thick orange 283-328 50 (2 x 25) orange 283-352 50 (2 x 25) orange 283-317 50 (2 x 25) grey 283-325 50 (2 x 25) grey 283-350 50 (2 x 25) grey 283-316 50 (2 x 25) light grey 283-330 50 (2 x 25) light grey 283-354 50 (2 x 25) light grey 283-318 50 (2 x 25) Separator, oversized, 2 mm /0.079 in thick Separator, oversized, 2 mm /0.079 in thick Separator, oversized, 2 mm /0.079 in thick orange 283-329 50 (2 x 25) orange 283-353 50 (2 x 25) orange 283-327 50 (2 x 25) grey 283-326 50 (2 x 25) grey 283-351 50 (2 x 25) grey 283-337 50 (2 x 25) light grey 283-331 50 (2 x 25) light grey 283-355 50 (2 x 25) light grey 283-338 50 (2 x 25) Adjacent jumper, insulated, I 70 A, 63 A Adjacent jumper, insulated, I 70 A, 63 A N 4 N 4 grey 283-402 50 (2 x 25) grey 283-402 50 (2 x 25) yell.-green 283-422 50 (2 x 25) yell.-green 283-422 50 (2 x 25) Alternate jumper, insulated, I 76 A, 63 A Alternate jumper, insulated, I 76 A, 63 A N 4 N 4 grey 283-409 50 (2 x 25) grey 283-409 50 (2 x 25) 2 2 2 2 Test plug adapter, suitable f. term. bl. 1.5 mm 16 mm , Test plug adapter, suitable f. term. bl. 1.5 mm 16 mm , 11.6 mm/0.457 in wide 11.6 mm/0.457 in wide 283-404 25 283-404 25 for test plug 4 mm /0.157 in for test plug 4 mm /0.157 in Protective warning marker, for 5 terminal blocks, Protective warning marker, for 5 terminal blocks, Protective warning marker, for 5 terminal blocks, fits into screwdriver slot fits into screwdriver slot fits into screwdriver slot yellow 283-415 50 (2 x 25) yellow 283-415 50 (2 x 25) yellow 283-415 50 (2 x 25) Finger guard cover, Finger guard cover, Finger guard cover, serves as touchproof protection serves as touchproof protection serves as touchproof protection for unused clamping units for unused clamping units for unused clamping units yellow 283-400 100 (4 x 25) yellow 283-400 100 (4 x 25) yellow 283-400 100 (4 x 25) Step down jumper and cover plate Attention These terminal blocks cannot be Step down jumper and cover plate see pages 2.26 2.27 commoned with step down jumpers see pages 2.26 2.27 * For further approvals with corresponding ratings see section 15. 37.5 mm / < > 1.48 in 37.5 mm / < > 1.48 in 37.5 mm / < > 1.48 in