Application:
LR2 series thermal relay is suitable for using in the circuit rated voltage up to 660V, ratedcurrent 93A AC 50/ 60Hz, for over-current protection of AC motor. The relay has the differentialmechanism and temperature compensation and can plug in JX2 series AC contactor. The product conforms to IEC60947-4-1 stardand.
a.Fundamental parameter of the main circuit(a).Rated innsulation voltage 660V(b).Rated workinng current 25,36,93A sperately(c).The regulator seal of rated setting current and setting.(d).Current of the Thermal component(see list1)b.Auxiliary Circuit(a).There are one pair of NO/and N/Ccontact with electric insulation.(b).Rated insulation Voltage 500V(c).Rated frequency 50-60Hz.(d).Use group,rated working voltage,appoint thermal current and rated current
Motion Characteristic: Three-phase Balance Motion Time
No | Times of the setting current | Motion time | Start condition | Ambient temperature | ||
1 | 1.05 | >2h | Cold state | 20±5oC | ||
2 | 1.2 | <2h | Heat state(Following the No.1 test) | |||
3 | 1.5 | <4min | ||||
4 | 7.2 | 10A | 2s< Tp≤10s | ≤63A | Cold state | |
10 | 4s< Tp≤10s | >63A |
Phase-losing Motion Characteristic
No | Times of the setting current | Motion time | Start condition | Ambienttemperature | |
Any two phases | Another phase | ||||
1 | 1.0 | 0.9 | >2h | Cold state | 20±5oC |
2 | 1.15 | 0 | <2h | Heat state(Following the No.1 test) |
Specification
Type | Number | Setting range (A) | For contactor |
JLR2D(LR2D)-25 | 1301 | 0.1~0.16 | CJX2-09~32 |
1302 | 0.16~0.25 | CJX2-09~32 | |
1303 | 0.25~0.4 | CJX2-09~32 | |
1304 | 0.4~0.63 | CJX2-09~32 | |
1305 | 0.63~1 | CJX2-09~32 | |
1306 | 1~1.6 | CJX2-09~32 | |
1307 | 1.6~2.5 | CJX2-09~32 | |
1308 | 2.5~4 | CJX2-09~32 | |
1310 | 4~6 | CJX2-09~32 | |
1312 | 5.5~8 | CJX2-09~32 | |
1314 | 7~10 | CJX2-09~32 | |
1316 | 9~13 | CJX2-09~32 | |
1321 | 12~18 | CJX2-09~32 | |
1322 | 17~25 | CJX2-32 | |
JLR2D(LR2D)-36 | 2353 | 23~32 | CJX2-09~32 |
2355 | 30~40 | CJX2-09~32 | |
JLR2D(LR2D)-93 | 3322 | 17~25 | CJX2-09~32 |
3353 | 23~32 | CJX2-09~32 | |
3355 | 30~40 | CJX2-09~32 | |
3357 | 37~50 | CJX2-09~32 | |
3359 | 48~65 | CJX2-09~32 | |
3361 | 55~70 | CJX2-09~32 | |
3363 | 63~80 | CJX2-09~32 | |
3365 | 80~93 | CJX2-95 | |
JLR2D(LR2D)-150 | 4365 | 80~104 | CJX2-95 |
4367 | 95~120 | CJX2-95~115 | |
4369 | 110~140 | CJX2-115 |
Type | Number | Setting range (A) | For contactor |
JLR2D(LR2D)-150 | 5369 | 90~150 | CJX2-150 |
JLR2D(LR2D)-200 | F5357 | 30~50 | CJX2-F115~F185 |
F5363 | 48~80 | CJX2-F115~F185 | |
F5367 | 60~100 | CJX2-F115~F185 | |
F5369 | 90~150 | CJX2-F115~F185 | |
JLR2D(LR2D)-630 | F5371 | 132~220 | CJX2-F225~F265 |
F7375 | 200~330 | CJX2-F225~F500 | |
F7379 | 300~500 | CJX2-F225~F500 | |
F7381 | 380~630 | CJX2-F400~F630 |
Performance curve:
Outline and installation dimensions:
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About us:
JYMCCB company is a professional manufacturer of the low voltage electrical equipment in China,and has been rated asthe best manufacturer in China. Now our company specializes in producing varieties of electrical devices as Air Circuit Breaker,Mini Circuit Breaker,Moulded Case Circuit Breakers,Leakage Breaker,A.C Contactors and Dual power Automatic Transfer Switch,etc.Our products have been certified by CCE&CE,and passed through the IS09001/2000 management system certificate.We have been well known to our clients by excellent quality and all-round after-sell service.JYMCCB has enough confidence in the future,and also the expansion of fruitful cooperation with old and new customers all over the world.
LR2-D23 Series Protection Relay/Overload Relay