Page 38 of Circuit Breakers / Switches by Moeller Electric USA

circuit-breakers disconnect switches undervoltage release off-delayed moeller sk1230-1157en-na for use with part no article no when ordered separately price see price list std pack notes 37 undervoltage releases off-delayed combination of separate delay unit and special tripping device not ul/csa approved delay unit voltage dips of less than the setting between 0.06 ­ 16 s do not cause disconnection of the nzm circuit-breaker or n switch-disconnector nzm1 2 3 4 n1 2 3 4 50/60 hz 220 v ­ 240 v 380 v ­ 440 v 480 v ­ 550 v dc/ac 24 v uvu-nzm 260154 1 off adjustable delay time 70 ms ­ 4 s with additional capacitor up to 16 s a special tripping device is required cannot be installed simultaneously with nzm xhiv or nzm xa shunt release delay unit for separate installation fixing top-hat rail or screws for other operating voltages use control transformer special tripping device for combination with separate delay unit without auxiliary contacts nzm1 with 3 m separate connection cables instead of screw terminal nzm2 3 4 with screw terminal d1 u d2 nzm1 n1 nzm2 n2 nzm3 n3 nzm4 n4 nzm1-xuvl 271607 nzm2/3-xuv 259527 nzm4-xuv 266588 1 off uvu-nzm delay unit is additionally required cannot be installed simultaneously with separate nzm xhiv early-make auxiliary contact or nzm xa shunt release with 2 early-make auxiliary contacts nzm1 with 3 m separate connection cables instead of screw terminal nzm2 3 4 with screw terminal d1 3.13 u d2 3.14 nzm1 n1 nzm2 n2 nzm3 n3 nzm4 n4 nzm1-xuvhivl 271608 nzm2/3-xuvhiv 259684 nzm4-xuvhiv 266596 1 off cannot be used in conjunction with nzm xr remote operator uvu-nzm delay unit is additionally required cannot be installed simultaneously with separate nzm xhiv early-make auxiliary contact or nzm xa shunt release nzm1 2 3 early-make of the auxiliary contacts with on and off switching manual operation approx 20 ms nzm4 early-make of the auxiliary contacts with switch on manual operation approx 90 ms with 2 separately operating early-make auxiliary contacts nzm1 with 3 m separate connection cables instead of screw terminal nzm2 3 4 with screw terminal contact 3.23 and 3.24 with 3 m separate connection cables d1 3.13 3.23 d2 3.14 3.24 nzm1 n1 nzm2 n2 nzm3 n3 nzm4 n4 nzm1-xuvhiv20l 271609 nzm2/3-xuvhiv20 259688 nzm4-xuvhiv20 266604 1 off cannot be used in conjunction with nzm xr remote operator uvu-nzm delay unit is additionally required cannot be installed simultaneously with separate nzm xhiv early-make auxiliary contact or nzm xa shunt release nzm1 2 3 early-make of the auxiliary contacts with on and off switching manual operation approx 20 ms nzm4 early-make of the auxiliary contacts with switch on manual operation approx 90 ms circuit-breakers disconnect switches up to 1200 a

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