Table Of Contents - Mitsubishi Electric FR-HC2-7.5K Instruction Manual

1 OUTLINE
1.1 Pre-operation instructions .................................................................. 2
1.1.1 Features of FR-HC2 (high power factor converter) ........................................................................ 2
1.1.2 Japanese harmonic suppression guideline ................................................................................... 2
1.1.3 Product checking and parts identification ...................................................................................... 5
1.2 Converter and peripheral devices....................................................... 7
1.3 Precautions for selecting peripheral devices .................................... 8
1.3.1 Measures against noises (EMI) ...................................................................................................... 8
1.3.2 Peripheral device list .................................................................................................................... 11
1.3.3 Selecting the rated sensitivity current for the earth leakage circuit breaker ................................. 14
2 INSTALLATION AND WIRING
2.1 Removal and installation of the converter (FR-HC2) front cover..... 16
2.2 Removal and installation of the outside box (FR-HCB2) front
cover .................................................................................................. 18
2.3 Installation......................................................................................... 19
2.3.1 Converter placement .................................................................................................................... 19
2.4 Protruding the heatsink..................................................................... 21
2.4.1 When using a heatsink protrusion attachment (FR-A7CN) .......................................................... 21
2.4.2 Heatsink protrusion for 160K or higher ......................................................................................... 21
2.5 Installation of peripheral devices ..................................................... 23
2.5.1 Installation of reactor 1 and reactor 2 ........................................................................................... 23
2.5.2 Installation of the outside box (FR-HCB2-7.5K to 75K, FR-HCB2-H7.5K to H220K) ................... 24
2.5.3 Installation of filter capacitor (FR-HCC2-H280K to H560K).......................................................... 25
2.5.4 Installation of inrush current limit resistor (FR-HCR2-H280K to H560K) ...................................... 25
2.5.5 Installation of MC power supply stepdown transformer (FR-HCM2-H280K to H560K) ................ 26
2.6 Main circuit terminal specifications ................................................. 27
2.6.1 Description of main circuit terminal............................................................................................... 27
2.6.2 Terminal arrangement of the main circuit terminal ....................................................................... 28
2.6.3 Cable sizes of the main control circuit terminals and earth (ground) terminals ........................... 31
2.7 Wiring of main circuit
(FR-HC2-7.5K to 75K, FR-HC2-H7.5K to H220K) ............................... 34
2.7.1 Connection diagram (when using with the FR-A700 series) ........................................................ 34
2.7.2 Wiring of main circuit .................................................................................................................... 35
2.8 Wiring of main circuit (FR-HC2-H280K)............................................. 41
2.8.1 Connection diagram (when using with the FR-A700 series) ........................................................ 41
2.8.2 Wiring of main circuit .................................................................................................................... 43
2.9 Wiring of main circuit (FR-HC2-H400K, H560K)................................ 47
CONTENTS
1
15
I