NSX 100.160.250 - Motor protection

Description

Main - LV429076 range ComPact   range of product ComPact NSX100...250   product or component type Trip unit   trip unit name Micrologic 2.2 G   trip unit technology Electronic   range compatibility ComPact NSX100ComPact NSX160ComPact NSX250   device application Generator   Number of poles 3P   protected poles description 3t   trip unit protection functions LSoI   protection type L : for overload protection (long time)So : for short time short-circuit protection with fixed delayI : for instantaneous short-circuit protection   Trip unit rated current 40 A at 40 °C   [Ue] rated operational voltage 690 V AC 50/60 Hz   network type AC   network frequency 50/60 Hz   Complementary Long-time pick-up adjustment type Ir (thermal protection) Adjustable 9 settings   [Ir] long-time protection pick-up adjustment range 18...40 A   Long-time protection delay adjustment type tr Fixed   [tr] long-time protection delay adjustment range 15 s at 1.5 x Ir0.35 s at 7.2 x Ir0.5 s at 6 x Ir   thermal memory 20 minutes before and after tripping   Short-time protection pick-up adjustment type Isd Adjustable   [Isd] Short-time protection pick-up adjustment range 1.5...9 x Ir   Short-time protection delay adjustment type tsd Fixed   [tsd] Short-time protection delay adjustment range 0.14 s   Instantaneous protection pick-up adjustment type Ii Fixed   [Ii] instantaneous protection pick-up adjustment range 600 A   earth-leakage protection Without   zone selective interlocking ZSI Without   local signalling Flashing LED (green) for ready to operateLED 105 % Ir (red) for overloadLED 90 % Ir (orange) for overload Main - LV429125 range ComPact   range of product ComPact NSX100...250   product or component type Trip unit   trip unit name MA   trip unit technology Magnetic   range compatibility ComPact NSX100   device application Motor   Number of poles 3P   protected poles description 3t   trip unit protection functions I   protection type I : for short-circuit protection (magnetic)   Trip unit rated current 2.5 A at 65 °C   [Ue] rated operational voltage 690 V AC 50/60 Hz   network type AC   network frequency 50/60 Hz   Complementary Instantaneous protection pick-up adjustment type Ii Adjustable 9 settings   [Ii] instantaneous protection pick-up adjustment range 6...14 x In   earth-leakage protection Without Main - LV429155 range ComPact   range of product ComPact NSX100...250ComPact NSX100...250 DC   product or component type Trip unit   trip unit name TM-G   trip unit technology Thermal-magnetic   range compatibility ComPact NSX100ComPact NSX100 DC   device application Generator   Number of poles 3P   protected poles description 3t   trip unit protection functions LI   protection type L : for overload protection (thermal)I : for short-circuit protection (magnetic)   Trip unit rated current 16 A at 40 °C   [Ue] rated operational voltage 690 V AC 50/60 Hz750 V DC   network type ACDC   network frequency 50/60 Hz   Complementary Long-time pick-up adjustment type Ir (thermal protection) Adjustable   [Ir] long-time protection pick-up adjustment range 0.7...1 x In   Long-time protection delay adjustment type tr Fixed   [tr] long-time protection delay adjustment range 120…400 s at 1.5 x In   Short-time protection pick-up adjustment type Isd Fixed   [Isd] Short-time protection pick-up adjustment range 63 A   Short-time protection delay adjustment type tsd Fixed   earth-leakage protection Without Main - LV429174 range ComPact   range of product ComPact NSX100...250   product or component type Trip unit   trip unit name Micrologic 2.2 M   trip unit technology Electronic   range compatibility ComPact NSX100ComPact NSX160ComPact NSX250   device application Motor   Number of poles 3P   protected poles description 3t   trip unit protection functions LSoI   protection type L : for overload protection (long time)So : for short time short-circuit protection with fixed delayI : for instantaneous short-circuit protection   Trip unit rated current 25 A at 65 °C   [Ue] rated operational voltage 690 V AC 50/60 Hz   network type AC   network frequency 50/60 Hz   Complementary motor tripping class 10520   complementary motor protection Phase unbalance   Long-time pick-up adjustment type Ir (thermal protection) Adjustable 9 settings   [Ir] long-time protection pick-up adjustment range 12...25 A   Long-time protection delay adjustment type tr Fixed   [tr] long-time protection delay adjustment range 120 s at 1.5 x Ir for trip class 56.5 s at 6 x Ir for trip class 55 s at 7.2 x Ir for trip class 5240 s at 1.5 x Ir for trip class 1013.5 s at 6 x Ir for trip class 1010 s at 7.2 x Ir for trip class 10480 s at 1.5 x Ir for trip class 2026 s at 6 x Ir for trip class 2020 s at 7.2 x Ir for trip class 20   thermal memory 20 minutes before and after tripping   Short-time protection pick-up adjustment type Isd Adjustable 9 settings   [Isd] Short-time protection pick-up adjustment range 5...13 x Ir   Short-time protection delay adjustment type tsd Fixed   [tsd] Short-time protection delay adjustment range 0.01 s   Instantaneous protection pick-up adjustment type Ii Fixed   [Ii] instantaneous protection pick-up adjustment range 425 A   earth-leakage protection Without   zone selective interlocking ZSI Without   local signalling Flashing LED (green) for ready to operateLED 95 % Ith (red) for temperature over set point Main - LV429184 range ComPact   range of product ComPact NSX100...250   product or component type Trip unit   trip unit name Micrologic 6.2 E-M   trip unit technology Electronic   range compatibility ComPact NSX100ComPact NSX160ComPact NSX250   device application Motor   Number of poles 3P   protected poles description 3t   trip unit protection functions LSIG   protection type L : for overload protection (long time)S : for short time short-circuit protectionI : for instantaneous short-circuit protectionG : for ground fault protection   Trip unit rated current 25 A at 65 °C   [Ue] rated operational voltage 690 V AC 50/60 Hz   network type AC   network frequency 50/60 Hz   Complementary motor tripping class 2030105   complementary motor protection Current unbalanceStalled rotorUnderloadProtracted starting time   Long-time pick-up adjustment type Ir (thermal protection) Adjustable 9 settings   [Ir] long-time protection pick-up adjustment range 12...25 A   Long-time protection delay adjustment type tr Adjustable   [tr] long-time protection delay adjustment range 120 s at 1.5 x Ir for trip class 56.5 s at 6 x Ir for trip class 55 s at 7.2 x Ir for trip class 5240 s at 1.5 x Ir for trip class 1013.5 s at 6 x Ir for trip class 1010 s at 7.2 x Ir for trip class 10480 s at 1.5 x Ir for trip class 2026 s at 6 x Ir for trip class 2020 s at 7.2 x Ir for trip class 20720 s at 1.5 x Ir for trip class 3038 s at 6 x Ir for trip class 3030 s at 7.2 x Ir for trip class 30   thermal memory 20 minutes before and after tripping   Short-time protection pick-up adjustment type Isd Adjustable 9 settings   [Isd] Short-time protection pick-up adjustment range 5...13 x Ir   Short-time protection delay adjustment type tsd Fixed   [tsd] Short-time protection delay adjustment range 0.01 s   Instantaneous protection pick-up adjustment type Ii Fixed   [Ii] instantaneous protection pick-up adjustment range 425 A   Ground-fault protection pick-up adjustment type Ig Adjustable   [Ig] ground-fault protection pick-up adjustment range 0.2...1 x In for In > 50 A0.3...1 x In for In = 50 A0.6...1 x In for In = 25 AIg enable on/off   Ground-fault protection time delay adjustment type tg Adjustable   [tg] ground-fault protection time delay adjustment range 0…0.4 s   earth-leakage protection Without   zone selective interlocking ZSI With   local signalling Flashing LED (green) for ready to operateLED 95 % Ith (red) for temperature over set point   display type LCD display   type of measurement Energy meter   electrical data recording Maintenance indicators