NH1 Series Circuit Protectors Wide Range of Applications from Office Automation and Consumer Use to Factory Automation. Compact, lightweight, and high-performance circuit protectors. Rocker type snaps into a panel. Rated voltage: 250V AC and 65V DC 35mm-wide DIN rail mounting (NH1V) Available with dual-coil Available with auxiliary contact or alarm contacts. Available with inertia delay Hydraulic-magnetic tripping system Rocker Safe trip-free mechanism Rocker NH1L Available in tab terminal and screw-terminal. NH1Y (w/indicator) This product is recognized by Underwriters Laboratories under UL1077 as aSupplementary Protector Certification Organization / Applicable Standards Mark File No. UL1077 UL/c-UL recognized CSA C22.2 No. 235 (Note 1) File No. E68029 EN60934 No. 107852 (VDE0642) (Note 2) (1-pole) EN60932 (Note 2) EU Low Voltage Directive (2-pole) Lever Lever NH1S GB17701 CCC No. 2005010307152360 NH1V (Direct DIN rail mounting ) Electrical Appliance and Material Safety Law JET Technical Standard For details, see the list of standard certified products in the back of this catalog. Note 1: Series trip, relay trip, dual coil (for AC) Note 2: Series trip Specifications Dual-coil Model NH1S NH1Y NH1L NH1V NH1S Rocker Operator Style Lever Rocker Lever Lever (w/indicator) Protection Method Hydraulic-magnetic tripping system Hydraulic-magnetic tripping system Series trip (Current trip) Series trip with auxiliary contacts Series trip with alarm contacts Series trip (Current trip) + Internal Circuit Relay trip (Voltage trip) (NH1S and NH1V only) Relay trip (Voltage trip) No. of Poles 1, 2, 3 poles 1, 2 poles 1, 2 poles 1, 2, 3 poles 1, 2 poles Rated Voltage 250V AC 50/60Hz, 65V DC 250V AC 50/60Hz, 65V DC Minimum Applicable Load 24V AC/DC, 100mA (reference value) Rated Current Current trip: 0.5A, 0.75A, 1A, 2A, 3A, 5A, 7.5A, 10A, 15A, 20A, 25A, 30A Current trip: 2A, 3A, 5A, 7.5A, 10A, 15A Trip coil voltage: 24V DC, 100V AC (operating at 90% 100V AC 50/60Hz, 24V DC (operating at 90% of the rated voltage or higher, at 25C) of the rated voltage or higher, at 25C) Trip Voltage Voltage application duration: 1 sec maximum Voltage application duration: 1 sec - Trip time: 0.05 sec maximum (at the rated voltage) max. Trip time: 0.05 sec max. (at the rated voltage) Rated Interrupting 250V AC 50/60Hz 1000A, 65V DC 1000A (UL/C-UL ratings) Current 220V AC 50/60Hz 1000A ( ) Auxiliary Contact SPDT microswitch 250V AC, 3A (resistive load) Alarm Contact Reference Temperature +25C Operating Temperature -40 to +85C (no freezing) Storage Temperature -40 to +85C (no freezing) Operating Humidity 45 to 85% RH (no condensation) Storage Humidity 45 to 85% RH (no condensation) Insulation Resistance 100 M minimum (500V DC megger) Between operator and live part, be- Between operator and live part, between terminals when main contacts are open, between tween terminals when main contacts live parts of different poles: 3750V AC, 1 min (NH1V: 1500V AC, 1 min) Dielectric Strength are open, between live parts of different Between terminals when auxiliary contacts are open: 600V AC, 1 min poles, between voltage trip terminal and Between main terminal and auxiliary contact terminal: 1500V AC, 1 min main terminal: 1500V AC, 1 min. 2 Damage limits: 10 too 55 Hz, 100 m/s (1, 2, 3 pole) Vibration Resistance 2 Operating extremes: 10 to 55 Hz, 98 m/s (1, 2, 3 pole) (with the rated current applied) 2 2 2 Shock Resistance Damage limits: 1000 m/s , Operating extremes: 500 m/s with the rated current applied. (Auxiliary/alarm contact: 300 m/s ) 10,000 cycles min. (Electrically 6,000 cycles: 6 operations per minute at the rated current, mechanically 4,000 cycles: 6 Life operations per minute) Main terminal: M4 screw terminal (20A max.) Main terminal: Tab terminal 250, M4 screw terminal Main terminal: Tab terminal 250 Terminal Style M5 screw terminal (25, 30A) Auxiliary terminal: Tab terminal 110 Auxiliary terminal: Tab terminal 187 Auxiliary terminal: M3.5 screw terminal Mounting Style Screw mounting Snap mounting Screw mounting, DIN rail mounting Screw mounting 1-pole: 45g 1-pole: 65g 1-pole: 50g 1-pole: 45g Weight (Approx.) 2-pole: 90g 2-pole: 130g 2-pole: 100g 2-pole: 90g 3-pole: 135g 3-pole: 195g Do not use the NH1 series circuit protectors in environments where they are exposed to extreme temperature, humidity, dust, corrosive gases, vibra- tion, shock, or in a circuit where inrush current may be present, otherwise unnecessary operations and damage may occur. 16NH1 Series Circuit Protectors Rocker Color, Rocker Indication Operating Voltage of Indicator Operation of Auxiliary Contacts Since auxiliary contact operations are (NH1Y/NH1L) (NH1L) interlocked with ON/OFF positions of main Rocker Color Rocker Indicator Rated Voltage Code terminal, operating status of the circuit (Code) Indication (Code) 125V AC, 50/60Hz Neon protector can be monitored using a lamp. (operating voltage: 100 1 (Red) ON Auxiliary contacts also serve as a control to 125V AC) OFF of auxiliary circuits. For AC/DC 6V 3 Operator LED (operating volt- 12V 4 Black (blank) NO Contact NC Contact (blank) (A) (C) Position (Red) age: within +10% Red (R), 24V 5 Note of the rated volt- ON Closed Open Green (G), 48V 6 age) White (W) Tripped Open Closed Note: Both indicators contain a current limiting OFF Open Closed resistor. (D) Operation of Alarm Contacts Lever Color (NH1S, NH1V): Black Alarm contacts are not interlocked with Note: Rocker indication is white (black when main contacts and operate only when an rocker color is white). overcurrent occurs. Only NH1Y Part No. Example and NH1L Operator NO Contact NC Contact NH1L - 11 00 F- 3AA1 AR Position No. of Model Rocker Color Poles ON Open Closed Rocker Indication Internal Circuit Ratings of Indicator Tripped Closed Open Auxiliary Contact, Alarm Contact (Dual-coil: blank) Time Delay Curves OFF Open Closed Inertia Delay (with / without) Rated Current Part No. Development 1 Operator Style 5 Inertia Delay 6 Terminal Style 9 Voltage Trip Coil Voltage 10 Indicator Rated Voltage 11 Rocker Indication (Code) (Code) Rated NH1Y and NH1L Lever Tab NH1L with Indicator only Without (Code) NH1S Terminal Voltage rocker style only Blank Blank Dual-coil Indicator Screw Light Rocker S (Code) ON With F Terminal Rated Voltage 100V AC Source (w/o indicator) 100 OFF NH1Y 24V DC 24 125V AC Not possible to Screw terminal 1 Neon Relay Trip 50/60Hz designate with is available Rocker (blank)(A) (C) (w/indicator) voltage trip type. with Series 100V AC 100V AC 6V AC/DC 3 NH1L Trip only. 24V DC 12V AC/DC 24V DC 4 LED Designation 24V AC/DC 5 Lever is not NH1V 48V AC/DC 7 required (Direct and DIN (D) for rail mounting) NH1V. 12 34 56 78 9110 11 2 NH1S 11 00 FS 3AA 2 No. of Poles 3 Internal Circuit 4 Auxiliary Contact 12 Rocker Color 7 Rated Current 8 Time Delay Curve (Code) Series Trip (Code) Rated NH1Y and NH1L rocker (Code) 1-pole Without Code AC DC Current style only (Current Trip) 00 1 1 2-pole MA MD 2 w/Auxiliary Contact 11 0.5A 0.5 Color (Code) Relay Trip 5 3-pole 0.75A AA AD Black Blank 3 w/Alarm Contact 21 0.75 (Voltage Trip) 1A 1 BA Red R 3-pole is available Dual-coil: Blank Dual Coil *2A Green G 2 To be designated for with NH1S Series 6w/Alarm Contac is (Series trip plus Trip, NH1S Relay *3A 3 current trip and dual coil. White W available with NH1S and relay trip) Trip, and NH1V. NH1V. *5A 5 *7.5A 7.5 Note: Dual coil is Dual coil is available with NH1S *10A 10 available with Tab Terminal only. 1-pole and *15A 15 2-pole only. 20A 20 25A 25 30A 30 Dual-coil: *only 17