Power Resistors

(BOX)

Quick Build Dynamic Braking Resistors and Enclosures (BOX) Preview

Power Resistor Grid Box Wirewound - BOX Series
Power Resistor Grid Box Wirewound - BOX Series
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Token offers power resistors mounted in BOX type enclosures and can be pre-wired for easy installation both at the OEM's factory and at an industrial job-site.

Sizes up to 4800 watts are available for shipment depending on the resistance value required. Token engineering staff can assist customers in meeting their design needs. Our production capabilities allow us to design and manufacturer some of the most unique resistor packages offered.

Custom is standard at Token Electronics. Contact us with your specific needs.

Construction :

  1. An assembly-type enclosure contains DR (Wire-Wound Power Resistors) series of or DQ (Wave-Shape Ribbon-Wound Power Resistors) series.
  2. The BOX (grid, screened cover or solid bottom plates) Series offers excellent protection and safety.
  3. A welded frame construction for large applications is utilized to provide a robust design for resistor mounting in both indoor and outdoor environments.
  4. The design of Token's BOX Series provides to enclosure unlimited combinations of power resistors to meet customer requirements.

Options :

  1. Terminal blocks, thermal switches, conduit knockouts, fusing, fans, and other customer specified requirements are available on request.
  2. Accommodates a flexible range of assembly options for convenient utilization and installation. Refer to the DR and DQ features for exact specifications.

Features :

  1. Excellent heat dissipation,
  2. High power load capability and durability,
  3. Low temperature coefficient that is directly proportional.

Applications :

  1. Electric Power Distribution,
  2. Suitable for educational modeling applications,
  3. Load Testing, Industrial Machinery, Dynamic Braking Resistors,
  4. Instruments and Automation Control Installations.

Round Wirewound Unit Box Assembly (BDR) 200W - 3200W Dimensions

Round Wirewound Unit Box Assembly (BDR) Dimensions
Round Wirewound Unit Box Assembly (BDR) Dimensions
Power
Rating		 Dimensions (Unit: mm) Resistance
Range(Ω)
CASE A B C D E F G H I J
200W A 345 90 76 325 45   43   8 268 0.1~100KΩ
400W A 345 90 76 325 45   43   8 268 0.1~200KΩ
400W B 450 152 100 428 30 90 74   10 355 0.1~200KΩ
800W B 450 152 100 428 30 90 74   10 355 0.1~400KΩ
1200W C 450 300 100 428 74 146 74 146 10 355 0.1~600KΩ
1600W C 450 300 100 428 74 146 74 146 10 355 0.1~800KΩ
2000W D 560 250 195 535 27 190 122   10 420 0.1~1000KΩ
2400W D 560 250 195 535 27 190 122   10 420 0.1~1200KΩ
2800W D 560 250 195 535 27 190 122   10 420 0.1~1400KΩ
3200W D 560 250 195 535 27 190 122   10 420 0.1~1600KΩ

Wave Ribbon Wirewound Unit Box Assembly (BQR) 300W - 4800W Dimensions

Wave Ribbon Wirewound Unit Box Assembly (BQR) Dimensions
Wave Ribbon Wirewound Unit Box Assembly (BQR) Dimensions
Power
Rating		 Dimensions (Unit: mm) Resistance
Range(Ω)
CASE A B C D E F G H I J
300W A 345 90 76 325 45   43   8 268 0.1~30Ω
600W A 345 90 76 325 45   43   8 268 0.1~60Ω
600W B 450 152 100 428 30 90 74   10 355 0.1~60Ω
1200W B 450 152 100 428 30 90 74   10 355 0.1~120Ω
1800W C 450 300 100 428 74 146 74 146 10 355 0.1~180Ω
2400W C 450 300 100 428 74 146 74 146 10 355 0.1~240Ω
3000W D 560 250 195 535 27 190 122   10 420 0.1~300Ω
3600W D 560 250 195 535 27 190 122   10 420 0.1~360Ω
4200W D 560 250 195 535 27 190 122   10 420 0.1~420Ω
4800W D 560 250 195 535 27 190 122   10 420 0.1~480Ω

Notice: All dimensions might be changed or modified, please refer to last updating specification.

Power Grid Box Order Codes

BDR 2400W 13.6R K
1234
Part Number
BDR
BQR
Rated Power (W)
200W~3200W
300W~4800W
Resistance Value (Ω)
Indicates resistance value in units of ohms.
Resistance Tolerance (%)
J ±5%
K ±10%