Ul Standards Compliance For Dc Power Supply Input - YASKAWA GA800 Technical Reference

Ac drive for industrial applications

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5.3 UL Standards

6-Phase/12-Pulse 400 V Class

Table 5.22 Factory-Recommended Branch Circuit Protection: 6-Phase/12-Pulse 400 V Class

Electric Code Compliance

The user must provide short circuit protection to protect input branch circuits as specified by the National Electric

Code (NEC), the Canadian Electric Code, Part 1 (CEC), and local codes.

UL Standards Compliance for DC Power Supply Input

To comply with UL Standards, install a fuse for the DC power supply input.

shows a wiring example for a DC power supply that has two drives connected in parallel.

WARNING! Electrical Shock Hazard. Do not ground the main circuit bus. Incorrect wiring can cause serious injury or death.

Install a fuse for each drive when operating more than one drive. If one fuse blows, replace all fuses.

Semiconductor Protection Fuse

Manufacturer: EATON/Bussmann

Figure 5.24 Wiring Example for DC Power Supply Input

for the recommended fuses.

Table 5.23 Recommended Fuse (Three-Phase 200 V Class)

Manufacturer: Bussmann

Semiconductor Protection Fuse

Manufacturer: EATON/Bussmann

YASKAWA SIEPC71061737D GA800 Drive Technical Reference

Manufacturer: Bussmann