分类
1.按用途分
a.配电用
b.保护电动机用
2.按选择保护性能分
a.选择型
b.非选择性
3.按传动装置分
a.手柄直接传动（正面中央手柄直接传动和侧面手柄直接传动，额定工作电压1140V只供侧面）
b.电磁铁传动
4.按脱扣器种类分
a.具有过电流脱扣器
b.具有过电流脱扣器和分励脱扣器
c.具有过电流脱扣器和欠电压瞬时（或延时）脱扣器
d.具有过电流脱扣器、欠电压瞬时（或延时）脱扣器和分励拖扣器
5.按过电流保护种类分
a.短路瞬时动作
b.过载长延时，短路短延时及特大短路瞬时动作
6.按欠电压保护种类分
a.欠电压瞬时动作
b.欠电压延时动
7.按主回路进出线方式分
a.板后进出线（水平进出线）
b.板前进出线（垂直进出线）
c.板前进线、板后出线（水平出线、垂直出线）
d.板后出线、板前进线（垂直出线、水平出线
PST 44-690-70T
PST 50-600-70T
PST 50-690-70T
PST 60-600-70T
PST 60-690-70T
PST 72-600-70T
PST 72-690-70T
PST 85-600-70T
PST 85-690-70T
PSTX105-600-70
PSTX105-600-70
PSTX105-690-70
PSTX105-690-70
PSTX142-600-70
PSTX142-600-70
PSTX142-690-70
PSTX142-690-70
PSTX170-600-70
PSTX170-600-70
PSTX170-690-70
PSTX170-690-70
PSTX210-600-70
PSTX210-600-70
PSTX210-690-70
PSTX210-690-70
PSTX250-600-70
PSTX250-600-70
PSTX250-690-70
PSTX250-690-70
PSTX300-600-70
PSTX300-600-70
PSTX300-690-70
PSTX300-690-70
PSTX370-600-70
PSTX370-600-70
PSTX370-690-70
PSTX370-690-70
PSTX470-600-70
PSTX470-690-70
PSTX570-600-70
PSTX570-690-70
PSTX720-600-70
PSTX720-690-70
PSTX840-600-70
PSTX840-690-70
QSD-DIG 230/24
RB121-48-60VUC
RBR121G-115VUC
RBR121G-230VUC
RBR121R-115VUC
RBR121R-230VUC
RBR122G-115VUC
RBR122G-230VUC
RC1010 (blank)
RC610 (orange)
RC610 (yellow)
RCAL85 (BLANK)
RCT610 (blank)
RCT810 (blank)
RSTY100-18-100
RSTY125-40-100
RSTY200-40-100
RTCM-E500 R100
RTCM-E500 R125
RTCM-E500 R160
RTCM-E500 R200
RTCM-E500 R250
RTCM-E500 R320
RTCM-E500 R400
RTCM-E500 R500
RTCM-E800 R630
RTCM-E800 R800
S201-B6NA (DE)
S201-B8NA (DE)
S201-C0.5 (DE)
S201-C1.6 (DE)
S201-C1NA (DE)
S201-C2NA (DE)
S201-C3NA (DE)
S201-C4NA (DE)
S201-C6NA (DE)
S201-C8NA (DE)
S201-D0.5 (DE)
S201-D1.6 (DE)
S201-D1NA (DE)
S201-D2NA (DE)
S201-D3NA (DE)
S201-D4NA (DE)
S201-D6NA (DE)
S201-D8NA (DE)
S201-K0.5 (DE)
S201-K1.6 (DE)
S201-K1NA (DE)
S201-K2NA (DE)
S201-K3NA (DE)
S201-K4NA (DE)
S201-K6NA (DE)
S201-K8NA (DE)
S201M-B10 (DE)
S201M-B13 (DE)
S201M-B16 (DE)
S201M-B20 (DE)
S201M-B25 (DE)
S201M-B32 (DE)
S201M-B40 (DE)
S201M-B50 (DE)
S201M-B63 (DE)
S201M-C10 (DE)
S201M-C13 (DE)
S201M-C16 (DE)
S201M-C20 (DE)
S201M-C25 (DE)
S201M-C32 (DE)
S201M-C40 (DE)
S201M-C50 (DE)
S201M-C63 (DE)
S201M-D10 (DE)
S201M-D13 (DE)
S201M-D16 (DE)
S201M-D20 (DE)
S201M-D25 (DE)
S201M-D32 (DE)
S201M-D40 (DE)
S201M-K10 (DE)
S201M-K13 (DE)
S201M-K20 (DE)
S201M-K25 (DE)
S201M-K32 (DE)
S201M-K40 (DE)
S201M-K50 (DE)
S201M-K63 (DE)
S201MT-K0.75UC
S201M-Z10 (DE)
S201M-Z16 (DE)
S201M-Z20 (DE)
S201M-Z25 (DE)
S201M-Z32 (DE)
S201M-Z40 (DE)
S201M-Z50 (DE)
S201M-Z63 (DE)
S201P-B10 (DE)
S201P-B13 (DE)
S201P-B16 (DE)
S201P-B20 (DE)
S201P-B25 (DE)
S201P-B32 (DE)
S201P-B40 (DE)
S201P-B50 (DE)
S201P-B63 (DE)
S201P-C10 (DE)
S201P-C13 (DE)
S201P-C16 (DE)
S201P-C20 (DE)
S201P-C25 (DE)
S201P-C32 (DE)
S201P-C40 (DE)
S201P-C50 (DE)
S201P-C63 (DE)
S201P-D10 (DE)
S201P-D13 (DE)
S201P-D16 (DE)
S201P-D20 (DE)
S201P-D25 (DE)
S201P-K10 (DE)
S201P-K13 (DE)
S201P-K16 (DE)
S201P-K20 (DE)
S201P-K25 (DE)
S201P-K32 (DE)
S201P-K40 (DE)
S201P-K50 (DE)
S201P-K63 (DE)
S201P-Z10 (DE)
S201P-Z16 (DE)
S201P-Z20 (DE)
S201P-Z25 (DE)
S201P-Z32 (DE)
S201P-Z40 (DE)
S201P-Z50 (DE)
S201P-Z63 (DE)
S201U-K10 (DE)
S201U-K20 (DE)
S201UP-K6 (DE)
S201U-Z10 (DE)
S201U-Z16 (DE)
S201-Z0.5 (DE)
S201-Z1.6 (DE)
S201-Z1NA (DE)
S201-Z2NA (DE)
S201-Z3NA (DE)
S201-Z4NA (DE)
S201-Z6NA (DE)
S201-Z8NA (DE)
S202-C0.5 (DE)
S202-C1.6 (DE)
S202-D0.5 (DE)
S202-D1.6 (DE)
S202-K0.5 (DE)
S202-K1.6 (DE)
S202M-B10 (DE)
S202M-B13 (DE)
S202M-B16 (DE)
S202M-B20 (DE)
S202M-B25 (DE)
S202M-B32 (DE)
S202M-B40 (DE)
S202M-B50 (DE)
S202M-B63 (DE)
S202M-C10 (DE)
S202M-C13 (DE)
S202M-C16 (DE)
S202M-C20 (DE)
S202M-C25 (DE)
S202M-C32 (DE)
S202M-C40 (DE)
S202M-C50 (DE)
S202M-C63 (DE)
S202M-D10 (DE)
S202M-D13 (DE)
S202M-D16 (DE)
S202M-D20 (DE)
S202M-D25 (DE)
S202M-D32 (DE)
S202M-D40 (DE)
S202M-K10 (DE)
S202M-K13 (DE)
S202M-K16 (DE)
S202M-K20 (DE)
S202M-K25 (DE)
S202M-K32 (DE)
S202M-K40 (DE)
S202M-K50 (DE)
S202M-K63 (DE)
S202MT-K0.75UC
S202M-Z10 (DE)
S202M-Z16 (DE)
S202M-Z20 (DE)
S202M-Z25 (DE)
S202M-Z32 (DE)
S202M-Z40 (DE)
S202M-Z50 (DE)
S202M-Z63 (DE)
S202P-B10 (DE)
S202P-B13 (DE)
S202P-B16 (DE)
S202P-B20 (DE)
S202P-B25 (DE)
S202P-B32 (DE)
S202P-B40 (DE)
S202P-B50 (DE)
S202P-B63 (DE)
S202P-C13 (DE)
S202P-C16 (DE)
S202P-C20 (DE)
S202P-C25 (DE)
S202P-C32 (DE)
S202P-C40 (DE)
S202P-C50 (DE)
S202P-C63 (DE)
S202P-D10 (DE)
S202P-D13 (DE)
S202P-D16 (DE)
S202P-D20 (DE)
S202P-D25 (DE)
S202P-K10 (DE)
S202P-K13 (DE)
S202P-K16 (DE)
S202P-K20 (DE)
S202P-K25 (DE)
S202P-K32 (DE)
S202P-K40 (DE)
S202P-K50 (DE)
S202P-K63 (DE)
S202P-Z10 (DE)
S202P-Z16 (DE)
S202P-Z20 (DE)
S202P-Z25 (DE)
S202P-Z32 (DE)
S202P-Z40 (DE)
S202P-Z50 (DE)
S202P-Z63 (DE)
S202U-K20 (DE)
S202U-K32 (DE)
S202U-K40 (DE)
S202U-K50 (DE)
S202UP-K2 (DE)
S202-Z0.5 (DE)
S202-Z1.6 (DE)
S203-B6NA (DE)
S203-B8NA (DE)
S203-C0.5 (DE)
S203-C1.6 (DE)
S203-C1NA (DE)
S203-C2NA (DE)
S203-C3NA (DE)
S203-C4NA (DE)