V I S H AY I N T E R T E C H N O L O G Y, I N C . GRID RESISTORS GRE1 Vishay Milwaukee High-Power, High-Current Grid Resistors, 1 kW and Larger KEY BENEFITS • • • • • • High power capability up to 6.5 kW at 40 °C Operating temperature range: -55 °C to +400 °C Resistance range: 0.1 Ω to 24 Ω Low inductance: 5 mH to 40 mH Drop-in replacement for competitive product Modular design: also available in indoor or outdoor enclosures APPLICATIONS • • • • • Industrial Locomotives Renewable energy Harmonic filtering Neutral grounding RESOURCES • Datasheet: GRE1 - www.vishay.com/doc?31833 • Material categorization: For definitions please see http://www.vishay.com/doc?99912 • For technical questions contact [email protected] One of the World’s Largest Manufacturers of Discrete Semiconductors and Passive Components PRODUCT SHEET 1/2 VMN-PT0408-1404 THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 1 kW and Larger FEATURES V I S H AY I N T E R T E C H N O L O G Y, I N C . • High power capability up to 6.5 kW at 40 °C • Operating temperature range: -55 °C to +400 °C • Welded construction GRID RESISTORS • Double insulated GRE1 • Modular or custom designs • Multiple taps • Indoor and outdoor enclosures available • Material categorization: For definitions of Vishay Milwaukee High-Power, High-Current please see www.vishay.com/doc?99912 Grid Resistors, 1 kW and Larger compliance STANDARD ELECTRICAL SPECIFICATIONS GLOBAL MODEL POWER RATING (W) RESISTANCE RANGE () ) TOLERANCE (%) 0.10 to 24 10 1K to 6.5K www.vishay.com GRE1 GRE1 TERMINAL STYLE 2 hole VishayNEMA Milwaukee 349.33 (13.75) 154.39 (6.08) RATED AT POWER IN % DIMENSIONS in millimeters (inches) DERATING 638 (25.12) 120 100 14 (0.55) 80 159 (6.26) 60 40 20 673 (26.50) 0 VIEW TOP - 20 40 100 160 220 280 340 400 FRONT VIEW AMBIENT TEMPERATURE IN °C TERMINAL STYLE in millimeters (inches) MATERIAL SPECIFICATIONS Plate element Stainless steel Insulators Ceramic 44.5 (1.75) A TECHNICAL SPECIFICATIONS 14 (0.55) PARAMETER UNITS CHARACTERISTICS Resistivity ppm/°C ± 930 Inductance μH 5 to 40 - 1:1 specification) NEMA 2-hole pattern (seeSCALE terminal Connections DETAIL A GLOBAL PART NUMBER INFORMATION Revision 07-Apr-14 Revision: 07-Apr-14 Document Number: 31833 1 Global Part Numbering example: GRE12R128K23B1234A (GRE1-1234A IP23 2.128 10 % B) For technical questions, contact: [email protected] G THISRDOCUMENT E 2 TO CHANGE R 1 WITHOUT 2 NOTICE. 8 K PRODUCTS 2 3 B 1 2 THIS3DOCUMENT 4 A IS1SUBJECT THE DESCRIBED HEREIN AND ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 MODEL (2 digits) ELEMENT TYPE (2 digits) VALUE (5 digits) TOLERANCE (1 digit) ENCLOSURE (2 digits) PACKAGING (1 digit) SPECIAL (5 digits) GR E1 = 325 W ES = Special R = Decimal L = Milli 2R128 = 2.128 9L000 = 0.009 J = ± 5.0 % K = ± 10 % IPxx = IP rating 00 = NEMA 0 (Open) 20 = NEMA 1 (Screen) 23 = NEMA 3 (Outdoor) B = Bulk Allowable range 00000 to ZZZZZ alphanumeric PRODUCT SHEET K = Standard for all types and values 2/2 Engineering controlled internal document number VMN-PT0408-1404 THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000