摘要:
Herein described is a photovoltaic module (30) that comprises a rectangular module body (61) and a frame (60) secured to the sides of the body. The frame is composed of an upper bar (63), a lower bar (64) and a pair of side bars (65 and 66). The upper bar (63) has an insertion projection (71) projecting from a part which is middle in thickness direction of the upper bar. The projection (71) is thinner than the upper bar (63).