Product Information

RWK-305- 7.8-KL

RWK-305- 7.8-KL electronic component of Schaffner

Datasheet
Power Line Filters 7.8A 3kW 0.754mH 3Phase dv/dt Reactor

Manufacturer: Schaffner
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges



Price (USD)

1: USD 209.3127 ea
Line Total: USD 209.3127

0 - Global Stock
MOQ: 1  Multiples: 1
Pack Size: 1
Availability Price Quantity
0 - Global Stock


Ships to you between Fri. 05 Apr to Thu. 11 Apr

MOQ : 1
Multiples : 1

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RWK-305- 7.8-KL
Schaffner

1 : USD 209.3127
3 : USD 199.4286
5 : USD 190.338

0 - Global Stock


Ships to you between Thu. 11 Apr to Mon. 15 Apr

MOQ : 1
Multiples : 1

Stock Image

RWK-305- 7.8-KL
Schaffner

1 : USD 302.5029
10 : USD 260.8321

     
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DATASHEET Load reactors RWK 305 Three-phase dv/dt Reactor for Efficient Motor Protection Reduction of drive output voltage dv/dt Approvals Reduction of motor temperature Increase of motor service life Compact and economic open frame design Standard catalog reactors up to 1100 A UL 508C up to 182 A. For use with AC or DC drives UL rated materials used (power conversion equipment) only Features and benefits Efficient reduction of high output voltage dv/dt from IGBT motor drives Protection of motor coil insulation from premature Performance indicators aging and destruction Significantly increased servie life of electric motors High reliablility and secured production up time for mission critical applications Reduced converter pulse load Less interference propagation towards neighboring equipment of lines Output filter with low impedance, ideal for processes requiring exceptional pre- cision and reproducibility of movements Vacuum impregnation for reduced humming noise and high durability Technical specifications Typical applications Maximum continuous operating voltage 3 x 500/288 VAC 60 Hz Motor frequency Servo drives Switching frequency 2 to 16 kHz Close loop vector drives Rated currents 4 to 1100 A 40C Motor drive applications with short motor cables Motor cable length 30 m max. 16 kHz (derating curve next page) Machinery comprising servo or torque motors Impedance (uk) 0.8% 400 VAC, 50 Hz & rated current Robots Typical dv/dt reduction factor 5 Pick and place machines High potential test voltage P > E 3000 VAC for 3 sec P > P 3000 VAC for 3 sec Protection category IP 00 (KL types according to VBG 4) Typical electrical schematic Overload capability 2 x rated current at switch on for 30 seconds 1.5 x rated current for 1 minute, once per hour Temperature range (operation and storage) -25C to +100C (25/100/21) Insulation class T40/N (200C) for 182 A types T40/F (155C) for 230 A types Flammability corresponding to UL 94 V-2 or better Design corresponding to EN 61558-2-20 (VDE 0570-2-20), UL 508C, CSA C22.2 NO. 14 MTBF 40C/400 V (Mil-HB-217F) >500,000 hours2 Reactors Schaffner Group Datasheets 11 Oct 2018 Reactor selection table Reactor Rated current Typical motor Nominal Typical Input/Output Weight 40C power rating* inductance power loss** connections Total A kW mH W kg RWK 305-4-KL 4 1.5 1.47 22 KL 1.2 RWK 305-7.8-KL 7.8 3 0.754 25 KL 1.2 RWK 305-10-KL 10 4 0.588 30 KL 1.8 RWK 305-14-KL 14 5.5 0.42 34 KL 2.2 RWK 305-17-KL 17 7.5 0.346 38 KL 2.5 RWK 305-24-KL 24 11 0.245 45 KL 2.5 RWK 305-32-KL 32 15 0.184 55 KL 3.9 RWK 305-45-KL 45 22 0.131 60 KL 6.1 RWK 305-60-KL 60 30 0.098 65 KL 6.1 RWK 305-72-KL 72 37 0.082 70 KL 6.1 RWK 305-90-KL 90 45 0.065 75 KL 7.4 RWK 305-110-KL 110 55 0.053 90 KL 8.2 RWK 305-124-KS 124 55 0.047 110 KS 8.2 RWK 305-143-KS 143 75 0.041 115 KS 10.7 RWK 305-156-KS 156 75 0.038 120 KS 10.7 RWK 305-170-KS 170 90 0.035 130 KS 10.7 RWK 305-182-KS 182 90 0.032 140 KS 16 RWK 305-230-KS 230 132 0.026 180 KS 22 RWK 305-280-KS 280 160 0.021 220 KS 29 RWK 305-330-KS 330 160 0.018 240 KS 32 RWK 305-400-S 400 200 0.015 330 S 34 RWK 305-500-S 500 250 0.012 340 S 35 RWK 305-600-S 600 355 0.01 380 S 37 RWK 305-680-S 680 400 0.009 410 S 38 RWK 305-790-S 790 450 0.007 590 S 43 RWK 305-910-S 910 500 0.006 740 S 49 RWK 305-1100-S 1100 630 0.005 760 S 66 * General purpose four-pole (1500 r/min) AC induction motor rated 400 V/50 Hz. ** Exact value depends upon the motor cable type and length, switching frequency, motor frequency and further stray parameters within the system. Reactor derating The maximum admissible motor cable length depends mainly on the switching frequency and the drive output voltage. The applicable value for a given application can be found in the derating curve below.

Tariff Desc

8543.70.00 - ELECTRICAL MACHINES AND APPARATUS, HAVING INDIVIDUAL FUNCTIONS, NOT SPECIFIED OR INCLUDED ELSEWHERE IN THIS CHAPTER: Other machines and apparatus Free
91 .. Other
SCHAFFNER EMC
Schaffner EMC Inc
Schaffner EMC Inc.

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