NR2 Thermal Overload Relay. 4. Technical Data. 1. General. 2. Type Designation. 3. Features. Item Series No. I/In Operating time Tp Test condition

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1 s elays C US N Thermal Overload elay. General. Certificates: CB,CE, UL, PCT, CC, VDE;. Electric ratings: C 0/0z, V, 0.~;.3 Tripping class: 0;. Mounting version: a. Plug-in: vailable for N-.,, 3, 93, 0; b. Independent: vailable for N-00, ;. Standard: IEC Technical Data. Protection properties Item Series No. I/In Operating time Tp Test condition Overload protection > h h min Start from heat status, right after item no. Start from heat status, right after item no.. Type Designation N - Current class Design sequence number Thermal overload relay Company Phase failure protection Curves ny two phases nother phase s<tp 0s > h h Start from heat status, right after item no. 3. Features phase bimetallic 3. Continuously readjustable current settings 3.3 Temperature compensation 3. Tripping indicator 3. Test button 3. Stop button 3.7 Manual and automatic reset button 3. Electrically separated NO plus NC contact min cold status three phase two phase three phase two phase 0. heat status Multiple of rectified current.9..0.

2 elays. Main Technical Parameters Model N-. N- N-3 Picture Current class() 3 3 Phase failure protection function utomatic & manual reset Temperature compensation eleasing indicator Test & stop pushbutton Mounting mode Plug-in Independent NO+NC No. of contacts.73 NO+NC NO+NC uxiliary contacts ated current () (C- 0V) ated current () (C- V) ated current () (DC-3 0V) ated operational current() Matched fuse am() gg() 0.~ ~ ~ ~ ~ ~..~.~..~ 0 ~.~ 0 7~0 0 9~3 ~ 0 7~ 0 3~3 0 3 ~3 0 0 Model N-93 N-0 N-00 N- Picture Current class() Phase failure protection function utomatic & manual reset Temperature compensation eleasing indicator Test & stop pushbutton Mounting mode Plug-in Independent No. of contacts NO+NC NO+NC NO+NC NO+NC uxiliary contacts ated current () (C- 0V) ated current () (C- V) ated current () (DC-3 0V) ated operational current() Matched fuse am() gg() 3~3 0 3 ~0 0 37~0 3 ~ 3 ~70 0 3~0 0 0~93 0 0~0 00 9~0 0~ ~ 00 ~0 0 0 ~ ~ ~ 00 0~00 00 ~ ~

3 elays. Overall and Mounting Dimensions N-. N- with Mounting Block 3... L 3 L N- 9max 0 7max NO NC T T3 max 7max max max N-. with Mounting Block N-3 L 3L L N /T /T /T max 7max 7 T T T3 max max N- N-3 with Mounting Block 3./. 0.7/3. 0. L 3L L3 N- NO NC max max 0 N max T T T3 max 9max T T T3 max max.3...

4 max L L elays N-93 N-00 7max M 0 0 N max T T T3 3 L 7max N-93 with Mounting Block N- 0 max 7 L 3 L M0 /* /* N T T T3 7 0max 0/9* 0. 3 L 7max /* 0 /* N-0 Note: Dimension of product 00 and less / dimension of product above 00. 0max Wiring Items Cross section area of conductor mm Main circuit uxiliary circuit Single core or stranded wire Wiring screw Single core or stranded wire Wiring screw N-. N- N-3 N-93 N-0 N-00 N- ~ M 0.~. ~ M 0.~. ~0 M 0.~. ~ M0 0.~. ~9 M/M 0.~. ~9 M 0.~. 70~ 0 M0 0.~. 70max 7max....

5 elays 7. ccessories No. Description pplication N-. Incorporate with N-. overload relay ated current ().~.~. ecommended fuse type (T is recommended) am gg contactor 3 N- N-3 Incorporate with N- Incorporate with N-3 N-.~ ~.~ 7~0 9~3 ~ 7~ NC-09 NC- NC- NC- NC-3 N-93 Incorporate with N-93 N-3 3~3 ~ NC-3. ssembly with C contactor overload relay ated current () 0.~0. 0.~0. 0.~0. 0.~0.3 ecommended fuse type (T is recommended) am gg contactor N-93 3~3 ~0 37~0 ~ ~70 3~0 0~93 0~ NC-0 NC-0 NC- NC-0 NC-9 N-. N- 0.3~ ~..~.~..~ ~.~ 7~0 9~3 0.~0. 0.~0. 0.~0. 0.~ ~ ~ NC-09 NC-09~ N-0 N-00 N- 9~0 0~0 0~ ~0 ~00 0~0 00~ 0~00 ~00 00~ NC- NC-0 NC- NC- NC- NC-3 NC-00 NC-00 NC-.7...

6 ...3. N-. 0.~0. 0.~0. 0.~0. 0.~ ~ ~..~.~..~ ~.~ 7~0 9~3 ~ 7~ N ~3 ~ N-00 0~ ~0 ~ N- 0~0 00~ 0~00 ~00 00~ Mounting base N- N-3 N N- 0.~0. 0.~0. 0.~0. 0.~ ~ ~..~.~..~ ~.~ 7~0 9~ N N-93 3~3 ~0 37~0 ~ ~70 3~0 0~