| IEC584GB/T16839-1997JB/T5582-1991
| | | | | | | | | | | | | WRN | K | | -40~+375 | | -40~+333 | | ±0.004ltl | 375~1000 | ±0.0075ltl | 333~1200 | | WRM | N | | -40~+375 | | -40~+333 | | ±0.004ltl | 375~1000 | ±0.0075ltl | 333~1200 | | WRE | E | | -40~+375 | | -40~+333 | | ±0.004ltl | 375~800 | ±0.004ltl | 333~900 | | WRF | J | | -40~+375 | | -40~+333 | | ±0.004ltl | 375~750 | ±0.004ltl | 333~750 | | WRC | T | | -40~+125 | | -40~+133 | | ±0.004ltl | 125~350 | ±0.0075ltl | 133~350 | |
